{"title":"Storage Jars \u0026 Containers","description":null,"products":[{"product_id":"ribbed-lidded-jar-silicone-mould","title":"Ribbed Lidded Jar Silicone Mould","description":"\u003ch2\u003eResin Studio Silicone Mould\u003c\/h2\u003e\r\n\r\n\u003ch3\u003eRibbed Lidded Jar Silicone Mould\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\r\nThis silicone mould is designed for casting a decorative ribbed jar with a matching lid. The mould captures fine vertical ribbing and clean contours, producing consistent, repeatable results across a wide range of casting materials.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\r\nMade from flexible, durable silicone, the mould allows for easy demoulding while maintaining crisp detail. It is suitable for use with epoxy resin, polyurethane resin, jesmonite, plaster, concrete, wax and similar casting materials. The two-part form allows the jar body and lid to be cast separately, giving you flexibility in colour choices and finishing techniques.\r\n\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eFlexible silicone construction for easy release\u003c\/li\u003e\r\n\u003cli\u003eDetailed ribbed surface texture\u003c\/li\u003e\r\n\u003cli\u003eDesigned for casting a jar and separate lid\u003c\/li\u003e\r\n\u003cli\u003eCompatible with resin, jesmonite, plaster, wax and concrete\u003c\/li\u003e\r\n\u003cli\u003eReusable with proper care and cleaning\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\r\nTo extend the life of the mould, it is recommended to use appropriate release agents where required and avoid excessive heat or aggressive demoulding techniques.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes to illustrate the type of item that can be produced. Any accessories, finishes or cast examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880170311,"sku":"RSM5041","price":3.55,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/2a2e07da-RSM5041-1.jpg?v=1786710834"},{"product_id":"hexagonal-container-silicone-mould","title":"Hexagonal Container Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\n\n\u003ch3\u003eHexagonal Container Silicone Mould\u003c\/h3\u003e\n\n\u003cp\u003e\nThis silicone mould is designed for casting a clean, geometric hexagonal container. The straight sides and sharp edges give a modern, minimal finish, making it suitable for decorative storage, desk organisers, planters, or candle vessels depending on the casting material used.\n\u003c\/p\u003e\n\n\u003cp\u003e\nMade from flexible, durable silicone, the mould allows for easy demoulding while maintaining consistent shape and surface quality. Its simple one-piece design makes it suitable for both beginners and more experienced makers working across a variety of casting materials.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFlexible silicone construction for easy release\u003c\/li\u003e\n\u003cli\u003eHexagonal geometric shape with clean edges\u003c\/li\u003e\n\u003cli\u003eOne-piece mould design\u003c\/li\u003e\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\n\u003cli\u003eReusable with proper care and cleaning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nFor best results, ensure the mould is placed on a level surface during casting and allow the material to fully cure before demoulding. Release agents may be used where appropriate depending on the material.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories or finished examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880235847,"sku":"RSM5057","price":3.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/6fdca83a-RSM5057-1.jpg?v=1786710835"},{"product_id":"faceted-lidded-jar-silicone-mould","title":"Faceted Lidded Jar Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\r\n\r\n\u003ch3\u003eFaceted Lidded Jar Silicone Mould\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\r\nThis silicone mould is designed for casting a decorative faceted jar with a matching lid. The geometric surface detail creates a clean, modern finish that works well for storage jars, decorative pieces, candles, and display items.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\r\nManufactured from flexible, durable silicone, the mould allows for easy demoulding while retaining sharp edges and consistent detail. The jar body and lid are cast separately, giving you control over colour combinations and surface finishes.\r\n\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eFlexible silicone mould for easy release\u003c\/li\u003e\r\n\u003cli\u003eFaceted geometric surface detail\u003c\/li\u003e\r\n\u003cli\u003eIncludes mould sections for jar and lid\u003c\/li\u003e\r\n\u003cli\u003eCompatible with resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\r\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\r\nFor best results, ensure the mould is clean before use and avoid excessive force when demoulding. Release agents may be used where appropriate depending on the casting material.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories or finished examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880268615,"sku":"RSM5051","price":6.4,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/5c733e54-RSM5051-1.jpg?v=1786710835"},{"product_id":"decorative-footed-container-silicone-mould","title":"Decorative Footed Container Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\n\n\u003ch3\u003eDecorative Footed Container Silicone Mould\u003c\/h3\u003e\n\n\u003cp\u003e\nThis silicone mould set is designed for casting a decorative container with a raised, footed base. The mould captures curved contours and ornamental detail, making it suitable for creating display containers, candle holders, trinket pots or decorative vessels depending on the casting material used.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe design uses multiple mould sections to allow complex shapes and undercuts to be released cleanly. Manufactured from flexible, durable silicone, the mould supports repeated use while maintaining surface detail and dimensional consistency.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFlexible silicone mould set with multiple sections\u003c\/li\u003e\n\u003cli\u003eDesigned to cast a decorative footed container\u003c\/li\u003e\n\u003cli\u003eSupports detailed shapes and undercut features\u003c\/li\u003e\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nFor best results, ensure mould sections are correctly aligned before casting and allow the material to fully cure prior to demoulding. Use of a suitable release agent may help extend mould life depending on the casting material.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories or finished examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880203079,"sku":"RSM5058","price":6.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/adb7075d-RSM5058-1.jpg?v=1786710835"},{"product_id":"faceted-lidded-trinket-jar-silicone-mould","title":"Faceted Lidded Trinket Jar Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\r\n\r\n\u003ch3\u003eFaceted Lidded Trinket Jar Silicone Mould\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\r\nThis silicone mould set is designed for casting a decorative faceted trinket jar with a matching lid. The angular, crystal-inspired surface detail creates a striking finished effect, suitable for jewellery storage, keepsakes, decorative containers or display pieces depending on the casting material used.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\r\nThe mould is produced from flexible, durable silicone and uses multiple sections to allow the complex faceted form and lid detail to release cleanly. This construction helps maintain sharp edges and consistent geometry across repeated casts.\r\n\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eFlexible silicone mould set with multiple sections\u003c\/li\u003e\r\n\u003cli\u003eDesigned to cast a faceted trinket jar and separate lid\u003c\/li\u003e\r\n\u003cli\u003eGeometric, crystal-style surface detailing\u003c\/li\u003e\r\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\r\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\r\nFor best results, ensure all mould sections are correctly aligned and securely supported before pouring. Allow the casting material to fully cure before demoulding. Use of a suitable release agent may help extend mould life depending on the material used.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories, finishes or completed examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880334151,"sku":"RSM5060","price":5.09,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/1aae3bb4-RSM5060-1.jpg?v=1786710839"},{"product_id":"rounded-storage-jar-silicone-mould","title":"Rounded Storage Jar Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\n\n\u003ch3\u003eRounded Storage Jar Silicone Mould\u003c\/h3\u003e\n\n\u003cp\u003e\nThis silicone mould is designed for casting a smooth, rounded storage jar with a wide opening. The simple, flowing shape makes it suitable for decorative storage jars, keepsake containers, botanical casts, or display pieces depending on the casting material and finishing technique used.\n\u003c\/p\u003e\n\n\u003cp\u003e\nManufactured from flexible, durable silicone, the mould allows for clean demoulding while maintaining consistent wall thickness and surface quality. The open-top design makes it well suited to clear resin work, layered pours, or embedding decorative elements such as dried flowers or pigments.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFlexible silicone mould for easy release\u003c\/li\u003e\n\u003cli\u003eSmooth rounded jar shape with wide opening\u003c\/li\u003e\n\u003cli\u003eApproximate finished size: 86mm tall x 68mm diameter\u003c\/li\u003e\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nFor best results, ensure the mould is placed on a level surface during casting and allow the material to fully cure before demoulding. Release agents may be used where appropriate depending on the casting material.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories, decorative inserts or completed examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880432455,"sku":"RSM5070","price":3.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/69f9ae34-RSM5070-1.jpg?v=1786710839"},{"product_id":"rounded-lidded-jar-silicone-mould","title":"Rounded Lidded Jar Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\n\n\u003ch3\u003eRounded Lidded Jar Silicone Mould\u003c\/h3\u003e\n\n\u003cp\u003e\nThis silicone mould set is designed for casting a rounded jar with a matching lid. The softly curved profile and wide opening make it suitable for decorative storage jars, keepsake containers, botanical resin casts, or display pieces depending on the casting material and finish used.\n\u003c\/p\u003e\n\n\u003cp\u003e\nThe mould is manufactured from flexible, durable silicone and uses separate sections for the jar body and lid to allow clean demoulding and consistent shape. The open design supports layered pours and embedding decorative elements such as dried flowers, pigments or inclusions.\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eFlexible silicone mould set for jar and separate lid\u003c\/li\u003e\n\u003cli\u003eSmooth rounded jar shape with wide opening\u003c\/li\u003e\n\u003cli\u003eApproximate finished size: 70mm tall x 82mm diameter\u003c\/li\u003e\n\u003cli\u003eLid depth approximately 26mm, lid diameter approx 76mm\u003c\/li\u003e\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\nFor best results, ensure mould sections are correctly aligned and placed on a level surface during casting. Allow the material to fully cure before demoulding. Use of a suitable release agent may be beneficial depending on the casting material.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories, decorative inserts or completed examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880497991,"sku":"RSM5071","price":4.15,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/c18e6534-RSM5071-1.jpg?v=1786710838"},{"product_id":"ribbed-round-container-silicone-mould","title":"Ribbed Round Container Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\r\n\r\n\u003ch3\u003eRibbed Round Container Silicone Mould\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\r\nThis silicone mould is designed for casting a round container with a ribbed exterior and smooth inner walls. The evenly spaced vertical ribs give the finished piece a clean, structured appearance, making it suitable for decorative storage, trinket containers, candle vessels or display pieces depending on the casting material used.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\r\nManufactured from flexible, durable silicone, the mould allows for easy demoulding while retaining consistent surface detail and shape. The open-top design supports a wide range of finishes and makes it suitable for both opaque and clear casting materials.\r\n\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eFlexible silicone mould for easy release\u003c\/li\u003e\r\n\u003cli\u003eRound container shape with ribbed exterior detail\u003c\/li\u003e\r\n\u003cli\u003eSmooth interior walls\u003c\/li\u003e\r\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\r\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\r\nFor best results, place the mould on a level surface during casting and allow the material to fully cure before demoulding. A suitable release agent may be used depending on the casting material.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories or completed examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622881022279,"sku":"RSM5032","price":4.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/0649501a-RSM5032.jpg?v=1786710839"},{"product_id":"decorative-round-container-silicone-mould","title":"Decorative Round Container Silicone Mould","description":"\u003ch2\u003eSilicone Mould\u003c\/h2\u003e\r\n\r\n\u003ch3\u003eDecorative Round Container Silicone Mould\u003c\/h3\u003e\r\n\r\n\u003cp\u003e\r\nThis silicone mould is designed for casting a round container with decorative surface detailing and a shaped interior base. The subtle exterior pattern and fluted internal form give the finished piece a more refined appearance while remaining practical for everyday storage or display use.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\r\nManufactured from flexible, durable silicone, the mould allows for clean demoulding while preserving surface detail and consistent wall thickness. The open-top design supports a wide range of finishes and makes it suitable for both opaque and clear casting materials.\r\n\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\u003cli\u003eFlexible silicone mould for easy release\u003c\/li\u003e\r\n\u003cli\u003eRound container shape with decorative exterior detailing\u003c\/li\u003e\r\n\u003cli\u003eShaped interior base for added visual interest\u003c\/li\u003e\r\n\u003cli\u003eSuitable for resin, jesmonite, plaster, concrete and wax\u003c\/li\u003e\r\n\u003cli\u003eReusable with correct care and handling\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e\r\nFor best results, place the mould on a level surface during casting and allow the material to fully cure before demoulding. A suitable release agent may be used depending on the casting material.\r\n\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e You are purchasing the silicone mould only. Finished cast items are not included. Images are supplied for reference purposes only to demonstrate the type of item that can be produced. Any accessories or completed examples shown are not included.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622880923975,"sku":"RSM5033","price":4.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/a9c6a1d7-RSM5033.jpg?v=1786710839"},{"product_id":"square-silicone-jar-mould-with-lid-insert-93mm-x-96mm","title":"Square Silicone Jar Mould with Lid Insert (93mm x 96mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eSquare Silicone Jar Mould with Lid Insert (93mm x 96mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis two-piece silicone mould set is designed for casting square resin jars complete with a recessed lid insert. The main mould forms the jar body while the separate insert creates a clean internal lip, allowing you to produce functional containers in a single pour.\u003c\/p\u003e\n\n\u003cp\u003eMade from flexible silicone for easy release, this mould produces smooth walls and sharp edges, making it ideal for storage jars, desk organisers, candle holders or decorative resin vessels. Suitable for epoxy resin, Jesmonite, plaster and similar casting materials.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-part mould with matching lid insert\u003c\/li\u003e\n  \u003cli\u003eCreates square jars with recessed top\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone construction\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eSmooth internal finish and clean edges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar top width: 93mm\u003cbr\u003e\nInner opening: 38mm\u003cbr\u003e\nOverall height: 96mm\u003cbr\u003e\nBase width: 58mm\u003cbr\u003e\nLid insert outer width: 79mm\u003cbr\u003e\nLid insert height: 22mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to preserve shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883610951,"sku":"RSM5052","price":7.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/b2e52b63-RSM5052-1.jpg?v=1786710855"},{"product_id":"round-silicone-jar-mould-with-lid-insert-100mm-x-86mm","title":"Round Silicone Jar Mould with Lid Insert (100mm x 86mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eRound Silicone Jar Mould with Lid Insert (100mm x 86mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis two-piece silicone mould set is designed for casting round resin jars complete with a recessed lid insert. The main mould forms the jar body while the separate insert creates a clean internal lip, allowing you to produce functional containers in a single pour.\u003c\/p\u003e\n\n\u003cp\u003eThe flexible silicone construction ensures easy demoulding and smooth surfaces, making it ideal for creating storage jars, organisers, candle holders or decorative resin vessels. Compatible with epoxy resin, Jesmonite, plaster and similar casting materials.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-part mould with matching lid insert\u003c\/li\u003e\n  \u003cli\u003eCreates round jars with recessed top\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone construction\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eSmooth internal finish and clean edges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar top diameter: 100mm\u003cbr\u003e\nInner opening: 57mm\u003cbr\u003e\nOverall height: 86mm\u003cbr\u003e\nBase diameter: 79mm\u003cbr\u003e\nLid insert outer diameter: 90mm\u003cbr\u003e\nLid insert height: 29mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to preserve shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883643719,"sku":"RSM5053","price":8.29,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/2f7a3543-RSM5053-1.jpg?v=1786710855"},{"product_id":"small-round-silicone-jar-mould-with-lid-insert-75mm-x-85mm","title":"Small Round Silicone Jar Mould with Lid Insert (75mm x 85mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eSmall Round Silicone Jar Mould with Lid Insert (75mm x 85mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis compact two-piece silicone mould set is designed for casting small round resin jars complete with a recessed lid insert. The main mould forms the jar body while the separate insert creates a clean internal lip, allowing functional containers to be produced in a single pour.\u003c\/p\u003e\n\n\u003cp\u003eMade from flexible silicone for easy demoulding and smooth surface results, this mould is ideal for creating storage jars, mini organisers, candle holders or decorative resin vessels. Suitable for epoxy resin, Jesmonite, plaster and similar casting materials.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-part mould with matching lid insert\u003c\/li\u003e\n  \u003cli\u003eCreates compact round jars with recessed top\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone construction\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eSmooth internal finish and clean edges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar top diameter: 75mm\u003cbr\u003e\nInner opening: 32mm\u003cbr\u003e\nOverall height: 85mm\u003cbr\u003e\nBase diameter: 52mm\u003cbr\u003e\nLid insert outer diameter: 71mm\u003cbr\u003e\nLid insert height: 19mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to maintain shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883709255,"sku":"RSM5054","price":6.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/7c9a4ec2-RSM5054-1.jpg?v=1786710855"},{"product_id":"square-silicone-jar-mould-with-lid-insert-80mm-x-88mm","title":"Square Silicone Jar Mould with Lid Insert (80mm x 88mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eSquare Silicone Jar Mould with Lid Insert (80mm x 88mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis two-piece silicone mould set creates a compact square resin jar complete with a recessed lid insert. The main mould forms the jar body, while the separate insert produces a clean internal lip, allowing functional containers to be cast in a single pour.\u003c\/p\u003e\n\n\u003cp\u003eMade from flexible silicone for easy release and smooth surface results, this mould is well suited for epoxy resin, Jesmonite, plaster and similar casting materials. Ideal for creating storage jars, desk organisers, candle vessels or decorative resin pieces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-part mould with matching lid insert\u003c\/li\u003e\n  \u003cli\u003eSquare jar design with recessed top\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone construction\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eSmooth internal finish and crisp edges\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar top width: 80mm\u003cbr\u003e\nInner opening: 32mm\u003cbr\u003e\nOverall height: 88mm\u003cbr\u003e\nBase width: 52mm\u003cbr\u003e\nLid insert outer width: 78mm\u003cbr\u003e\nLid insert height: 32mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to help maintain shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883742023,"sku":"RSM5055","price":6.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/2711dfda-RSM5055-1.jpg?v=1786710855"},{"product_id":"round-silicone-jar-mould-with-segmented-lid-90mm-x-49mm","title":"Round Silicone Jar Mould with Segmented Lid (90mm x 49mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eRound Silicone Jar Mould with Segmented Lid (90mm x 49mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis round silicone mould set creates a compact resin jar with a decorative segmented lid insert. The main mould forms the jar body, while the separate insert produces a detailed internal lid design, adding structure and visual interest to the finished piece.\u003c\/p\u003e\n\n\u003cp\u003eThe flexible silicone allows for easy demoulding while maintaining clean edges and smooth surfaces. Suitable for epoxy resin, Jesmonite and other casting materials, this mould is ideal for small storage jars, trinket containers, desk organisers or decorative resin pieces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-part mould with segmented lid insert\u003c\/li\u003e\n  \u003cli\u003eRound compact jar design\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eSmooth outer walls with detailed lid interior\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar top diameter: 90mm\u003cbr\u003e\nOverall height: 49mm\u003cbr\u003e\nLid insert inner diameter: 67mm\u003cbr\u003e\nLid height: 20mm\u003c\/p\u003e\n\n\u003cp\u003eAllow your cast to fully cure before removing from the mould. Wash gently after use and store flat to help maintain shape and detail over time.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883807559,"sku":"RSM5061","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/13cbb9b3-RSM5061-1.jpg?v=1786710855"},{"product_id":"heart-silicone-jar-mould-with-segmented-insert-97mm-x-84mm","title":"Heart Silicone Jar Mould with Segmented Insert (97mm x 84mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eHeart Silicone Jar Mould with Segmented Insert (97mm x 84mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis heart-shaped silicone mould set creates a decorative resin jar with a matching segmented insert. The main mould forms the outer jar body, while the internal insert allows you to cast a divided interior, ideal for multi-colour pours or separating contents.\u003c\/p\u003e\n\n\u003cp\u003eMade from flexible silicone for easy demoulding, this mould produces smooth walls and clean edges. Suitable for epoxy resin, Jesmonite and other casting materials, it works well for jewellery storage, keepsakes, gift jars or small decorative containers.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHeart-shaped jar design\u003c\/li\u003e\n  \u003cli\u003eIncludes segmented internal insert\u003c\/li\u003e\n  \u003cli\u003eFlexible reusable silicone\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eIdeal for decorative or functional storage pieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar width: 97mm\u003cbr\u003e\nJar depth: 84mm\u003cbr\u003e\nJar height: 48mm\u003cbr\u003e\nInsert width: 85mm\u003cbr\u003e\nInsert depth: 76mm\u003cbr\u003e\nInsert height: 19mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to preserve the mould shape and detail.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883840327,"sku":"RSM5062","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/ea4c9e12-RSM5062-1.jpg?v=1786710855"},{"product_id":"square-silicone-jar-mould-with-segmented-insert-76mm-x-77mm","title":"Square Silicone Jar Mould with Segmented Insert (76mm x 77mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eSquare Silicone Jar Mould with Segmented Insert (76mm x 77mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis square silicone mould set allows you to cast a compact resin jar complete with a matching segmented insert. The outer mould forms the jar body, while the internal insert creates divided sections, making it ideal for multi-colour pours or separating small items.\u003c\/p\u003e\n\n\u003cp\u003eThe flexible silicone construction ensures smooth surfaces and easy demoulding once fully cured. Suitable for epoxy resin, Jesmonite and similar casting materials, this mould is ideal for jewellery storage, small keepsake boxes, decorative desk containers or gift pieces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSquare jar design\u003c\/li\u003e\n  \u003cli\u003eIncludes segmented internal insert\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eIdeal for decorative or functional storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar width: 76mm\u003cbr\u003e\nJar depth: 77mm\u003cbr\u003e\nJar height: 48mm\u003cbr\u003e\nInsert width: 64mm\u003cbr\u003e\nInsert depth: 64mm\u003cbr\u003e\nInsert height: 18mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before removing from the mould. Wash with warm soapy water after use and store flat to maintain shape and detail.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883905863,"sku":"RSM5063","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/47705b71-RSM5063-1.jpg?v=1786710855"},{"product_id":"oval-silicone-jar-mould-with-segmented-insert-80mm-x-104mm","title":"Oval Silicone Jar Mould with Segmented Insert (80mm x 104mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eOval Silicone Jar Mould with Segmented Insert (80mm x 104mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis oval silicone jar mould set allows you to cast a smooth-sided resin jar complete with a matching segmented insert. The outer mould forms the main jar body, while the internal insert creates divided sections, making it ideal for multi-colour pours or separating small items.\u003c\/p\u003e\n\n\u003cp\u003eMade from flexible silicone for easy demoulding and clean detail, this mould works well with epoxy resin, Jesmonite and similar casting materials. Perfect for creating decorative storage jars, jewellery holders, desk organisers or gift pieces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eOval jar design\u003c\/li\u003e\n  \u003cli\u003eIncludes segmented internal insert\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eIdeal for decorative or functional storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar width: 80mm\u003cbr\u003e\nJar length: 104mm\u003cbr\u003e\nJar height: 49mm\u003cbr\u003e\nInsert width: 68mm\u003cbr\u003e\nInsert length: 93mm\u003cbr\u003e\nInsert height: 19mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before removing from the mould. Clean with warm soapy water after use and store flat to help maintain shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883938631,"sku":"RSM5064","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/cbe0ee57-RSM5064-1.jpg?v=1786710855"},{"product_id":"heart-silicone-jar-mould-with-insert-90mm-x-80mm","title":"Heart Silicone Jar Mould with Insert (90mm x 80mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eHeart Silicone Jar Mould with Insert (90mm x 80mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis heart-shaped silicone jar mould set includes both the outer jar mould and a matching internal insert, allowing you to create decorative resin containers with a divided interior. Ideal for jewellery storage, keepsakes, gifts, or multi-colour resin pours.\u003c\/p\u003e\n\n\u003cp\u003eThe flexible silicone construction makes demoulding easy while maintaining clean edges and smooth surfaces. Suitable for epoxy resin, Jesmonite, plaster and similar casting materials, this mould is a great option for small decorative jars with a romantic or gift-style shape.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eHeart-shaped jar design\u003c\/li\u003e\n  \u003cli\u003eIncludes matching internal insert\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003ePerfect for jewellery, keepsakes or decorative storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nOuter jar width: 90mm\u003cbr\u003e\nOuter jar height: 80mm\u003cbr\u003e\nOuter jar depth: 37mm\u003cbr\u003e\nInsert width: 78mm\u003cbr\u003e\nInsert height: 65mm\u003cbr\u003e\nInsert depth: 12mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before removing from the mould. Wash with warm soapy water after use and store flat to help maintain shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622884004167,"sku":"RSM5066","price":1.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/cdf7a7f2-RSM5066-1.jpg?v=1786710855"},{"product_id":"square-silicone-jar-mould-with-insert-80mm","title":"Square Silicone Jar Mould with Insert (80mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eSquare Silicone Jar Mould with Insert (80mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis square silicone jar mould set includes both the outer jar mould and a removable inner insert, making it easy to create compact resin storage jars with a clean, modern shape. Ideal for jewellery, trinkets, small keepsakes or decorative resin pours.\u003c\/p\u003e\n\n\u003cp\u003eThe soft, flexible silicone allows for easy demoulding while maintaining crisp edges and smooth surfaces. Suitable for epoxy resin, Jesmonite, plaster and similar casting materials, this mould is perfect for small functional containers or gift-style pieces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSquare jar design with matching insert\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone construction\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eInsert creates a shallow internal tray\u003c\/li\u003e\n  \u003cli\u003eGreat for jewellery, storage or decorative projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nOuter jar width: 80mm\u003cbr\u003e\nOuter jar height: 38mm\u003cbr\u003e\nInsert width: 75mm\u003cbr\u003e\nInsert depth: 12mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to help preserve the mould shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622883971399,"sku":"RSM5067","price":1.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/1aa94158-RSM5067-1.jpg?v=1786710857"},{"product_id":"round-silicone-jar-mould-with-insert-80mm","title":"Round Silicone Jar Mould with Insert (80mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eRound Silicone Jar Mould with Insert (80mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis round silicone jar mould set includes the outer jar mould and a matching insert to create a removable inner tray. The clean circular shape makes it ideal for modern storage jars, jewellery pots, keepsake containers or decorative resin pieces.\u003c\/p\u003e\n\n\u003cp\u003eThe flexible silicone construction allows for easy demoulding while preserving smooth surfaces and defined edges. Suitable for epoxy resin, Jesmonite, plaster and similar casting materials, this mould is well suited to small functional or gift-style projects.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRound jar design with removable insert\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone material\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eInsert forms shallow internal tray\u003c\/li\u003e\n  \u003cli\u003eIdeal for jewellery, trinkets and small storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nOuter diameter: 80mm\u003cbr\u003e\nOuter height: 37mm\u003cbr\u003e\nInsert diameter: 74mm\u003cbr\u003e\nInsert depth: 12mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before removing from the mould. Wash with warm soapy water after use and store flat to maintain shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622884036935,"sku":"RSM5068","price":1.89,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/b2b8b70b-RSM5068-1.jpg?v=1786710855"},{"product_id":"round-silicone-jar-mould-with-lid-insert-100mm-x-86mm-1","title":"Round Silicone Jar Mould with Lid Insert (100mm x 86mm)","description":"\u003ch2\u003eResin Studio\u003c\/h2\u003e\n\u003ch3\u003eRound Silicone Jar Mould with Lid Insert (100mm x 86mm)\u003c\/h3\u003e\n\n\u003cp\u003eThis two-piece silicone mould set creates a smooth round resin jar complete with a recessed lid insert. The main mould forms the jar body while the separate insert produces a neat internal lip, allowing functional containers to be cast cleanly and consistently.\u003c\/p\u003e\n\n\u003cp\u003eMade from flexible silicone for easy demoulding and crisp surface detail, this mould works well with epoxy resin, Jesmonite, plaster and similar casting materials. A good choice for storage jars, candle vessels, desk organisers or decorative resin pieces.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eTwo-part mould with matching lid insert\u003c\/li\u003e\n  \u003cli\u003eClassic round jar design\u003c\/li\u003e\n  \u003cli\u003eReusable flexible silicone construction\u003c\/li\u003e\n  \u003cli\u003eSuitable for resin, Jesmonite and plaster\u003c\/li\u003e\n  \u003cli\u003eSmooth internal finish for professional results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eApprox dimensions:\u003c\/strong\u003e\u003cbr\u003e\nJar top diameter: 100mm\u003cbr\u003e\nInner opening: 57mm\u003cbr\u003e\nOverall height: 86mm\u003cbr\u003e\nBase diameter: 79mm\u003cbr\u003e\nLid insert outer diameter: 90mm\u003cbr\u003e\nLid insert height: 29mm\u003c\/p\u003e\n\n\u003cp\u003eAllow casts to fully cure before demoulding. Clean with warm soapy water after use and store flat to help preserve the mould shape.\u003c\/p\u003e","brand":"Resin Studio","offers":[{"title":"Default Title","offer_id":54622884364615,"sku":"RSM5056","price":7.59,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1001\/8875\/0151\/files\/f818c13b-RSM5056-1.jpg?v=1786710855"}],"url":"https:\/\/resinstudio.co.uk\/collections\/storage-jars-containers.oembed","provider":"Resin Studio","version":"1.0","type":"link"}