Resins Molds Rectangles of 2025
Best Choice1
LET'S RESINLET'S RESIN Rectangle Silicone Resin Molds, 3 pcs Large Resin Molds Wooden Support, Deep Epoxy Resin Molds for Flowers Preservation, Insect Specimen, Christmas Home Décor, DIY Resin Art Crafts Gift
9.3 Durability8.9 materials Quality8.0 Simple to cleanWhy we love it
Comes with wooden support to prevent deformation.
Glossy finish, no need for additional polishing.
Compatible with various casting materials.
9.8Exceptional
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Value for Money2
KISRELLarge Resin Molds, Rectangle Silicone Molds for Epoxy Resin, 5 PCS Cuboid Resin Moulds with Wooden Support, Deep Casting Molds for Preserving Flowers, Insect Specimens, DIY Gifts, Furniture Decoration
Why we love it
Durable and flexible silicone molds.
Versatile for various casting materials.
Supports creative DIY projects.
9.7Exceptional
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3
UR URLIFEHALLUR Urlifehall 5 Pcs Jewelry Resin Molds Silicone Rectangle Resin Casting Molds Epoxy Molds Silicone Rectangle for Jewelry Making Bracelet
Main highlights- Present: You can also use the silicone molds to make personalized coasters and ather home decorations with your family and friends in your spare time, to enjoy happy and interesting DIY process together, the finished products are nice gifts to the people you want on Valentine's Day, Mother's Day, New Year or birthday.
- Multiple Applications: These silicome resin molds can be applied to create many projects from home decorations to jewelry designs, such as coasters, bowl cushions, telephone holder trays, candle holders, handicrafts, jewelry storage boxes, and so on.
- Easy to Release: Our rectangle pattern resin molds with a smooth inner surface, help you to reduce the need to cut back and polish. Easy to demold when the resin projects fully cured.
- Realiable Material: These white jewelry molds are made of silicone resin material, diy silicone cabochons molds, resin casting molds, for uv resin, epoxy resin jewelry making, rectangle pattern, white color, which is not easy to fade, smooth and glossy on the surface, adding beautiful characterististics to a jewelry or craft design.
- Size: These diy jewelry silicone molds are about about 150mm long, 125mm wide, 8mm thick; inner diameter: Rectangle 1: 10x7mm;Rectangle 2: 11x8mm;Rectangle 3: 20x15mm;Rectangle 4: 31x21mm;Rectangle 5: 50x35mm;Rectangle 6: 52x37mm. Can DIY different fashionable and interesting crafts, meet your daily needs.
9.6Exceptional
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4
DIYBravoDIYBravo 11pcs Resin Molds - Cube, Hexahedron, Crystal Square, Rectangular - 11 Sizes UV Epoxy Resin Silicone Mold for Art Display, Home Office Decor
Main highlights- Personalized art: You can mix different color, not only can provide one's own hands-on ability, but also add to the joy of life. These resin molds can be used for photo frames, resin arts and other practical items or decorative ornaments and desk decorations.
- Package Includes: 11pcs cube resin casting molds in 11 sizes(see the picture). Suitable for resin beginners to DIY handicrafts, perfect for you to design crystal home decoration. It is a great gift ideas for Christmas, New Year, birthday.
- Multi-purpose: These molds are compatible with most resins or other casting materials such as resin, wax, clay, bath bomb, concrete, etc. Perfect for your DIY handwork and give you a wonderful DIY experience.
- Ideal gifts：Perfect for yourself, families, friends or anyone who likes crafts project. Or you can make your unique Valentine's Day, Mother's day, Thanks giving day, New Year, birthday gift for your friends and family.
- Easy to de-mold: The mold with a smooth inner surface, easy to de-mold when the resin projects cured, help you extend the resin molds' lifetime as long as possible.
9.5Excellent
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5
GartfulGartful Rectangle Resin Molds, 6PCS Cube Silicone Molds, Resin Epoxy Casting Molds for DIY Ornaments Crafts Projects, Candles, Soaps, Dried Flower Leaf, Insect Specimen
Main highlights- WIDE APPLICATION - Silicone resin mold can make 3D ecological models, plant or flower specimens, insect specimen, great creative tool for making personalized little gifts and various decorative ornament.It also can be used for making handmade soap, candle.
- SUITABLE FOR VARIOUS CASTING MATERIAL - These casting molds are compatible with most resins, or other casting materials such as epoxy resin, soap, wax, candle.You can add crafting materials, crystal, stone, glitter, dry flowers, sequins or any element you like.
- PREMIUM QUALITY SILICONE MATERIAL - The casting resin molds are made of high-quality silicone material, flexible, thick, well resistant to tearing, hard to deform, washable, durable and reusable.
- EASY TO DEMOLD - Just twist the silicone resin molds and release your creation out of your molds after the resin is completely dry and cured.The easiest way to demold is to first peel from the edge slowly.
- 6 VARIETY SIZE - The cube rectangle resin mold features 6 different sizes, meet your various needs during the DIY making process.
9.3Excellent
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6
Xthrotsenk2 Pack Rectangle Silicone Molds for Epoxy Resin Deep Rectangle Epoxy Resin Molds 2 Sizes Large Resin Molds with Wooden Support for DIY Resin Art Crafts Home Office Décor
Main highlights- Wide Application: These deep epoxy resin molds are compatible with a variety of materials, including epoxy resin, wax, plaster, soap, and polymer clay. This versatility allows you to explore endless creative possibilities
- Two Sizes: Our silicone resin mold set includes 2 sizes: 7 x 3.4 x 2.4 inches and 6.1 x 2.2 x 2 inches, enabling you to create resin projects of different sizes, from small souvenirs to larger decorations.
- Silicone Material: Our rectangle resin molds are made of quality silicone, which is flexible, thick, and not easy to tear. The included wooden stand helps to maintain the shape of the mold during the resin curing process to perfectly present your work.
- Easy to Demold: You only need to put the large resin molds into the spliced wooden board, then pour the resin, wait for it to cure, and gently twist the mold to easily demold, and it is easy to clean.
- Creative DIY Tools: Whether you are saving wedding bouquets, making holiday decorations, or making personalized gifts, these deep silicone resin molds are ideal for all your DIY projects.
9.1Excellent
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7
LIBRAGOLD13% OffResin Tray Molds 2pcs Flat Rectangle Silicone Molds for Resin Concrete Slab DIY Crafts, 6.9x5x0.3 Inch
Main highlights- 【Silicone Slab Molds】Smooth surface, easy to demold, clean and re-use.
- 【Rectangle Silicone Mold】Sturdy silicone to support resin/concrete weight without wall bulging outwards.
- 【Personalized Gifts】Use with resin, concrete, cement, clay to make unique trays& boards to your friends and family.
- 【Flat Tray Molds】 Finished flat slab size approx. 6.9x5x0.3 Inch, need approx. 6oz epoxy resin.
- 【2pcs Rectangle Board Molds】Be noted that you will receive 2pcs rectangle silicone board & slab molds.
8.9Very Good
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8
Xthrotsenk5 Pcs Rectangle Silicone Molds Large Resin Molds, Different Size Deep Rectangle Epoxy Resin Molds with Wooden Support, Cuboid Resin Moulds Deep Casting Molds for Flowers Insect Specimens DIY Décor
Main highlights- 【With Wooden Stand】Each resin molds silicone is surrounded by wooden stands, which can effectively prevent silicone deformation during use and help you cast neat crafts.
- 【Wide Application】This silicone molds for resin is very suitable for casting materials, epoxy resin, plaster, wax, etc. It is suitable for preserving flower specimens or making other home decoration items.
- 【Multiple Sizes】The set includes 5 pcs rectangular resin molds of different sizes (7.6" x 5.2" x 2", 7.2" x 3.3" x 2.4", 6" x 2" x 2", 3.9" x 1.6" x1.6", 3.3" x 0.8" x 0.8") with multiple sizes and large capacity.
- 【High-quality Material】These resin molds are made of high-quality silicone and come with a wooden stand. They are flexible and tear-resistant, durable, and can withstand repeated use without deformation.
- 【Easy to Use】Just pour the liquid you want to cast into the mold, and then use the wooden stand to fix the four types. After solidification, just twist the mold to easily remove it. It is very simple to use.
8.7Very Good
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9
AOEDEO3 Pcs Rectangular Silicone Molds for Resin, Large Resin Mold Glossy Deep Square Molds 9.6''x 6.6'' w. 4''x 2.7'' w. 3.1''x 2.5'' w, Deep Epoxy Resin Molds for Flowers Preservation, Resin Casting
Main highlights- Warm Tips - For layers of more than two inches, pour a layer, then let the previous layer completely cool before pouring the next layer. The heat of layers is additive, meaning any heat from the first layer will add to the heat of the reaction to the next layer. By letting the previous layer fully cure before pouring the next layer, you will see a line between layers when looking at the side. But it will be less likely that you will see a crack when looking through the top of your project.
- Preserving Memories - Embedding items in resin is always popular. You can embed small trinkets, coins, stones, beads, bottle caps and, of course, flowers in these molds. Flowers are delicate, beautiful, and perfect to embed in resin, preserving their beauty.
- Large Resin Silicone Molds - total need approx 40oz 7oz 5oz epoxy resin to fill the molds to full. It is recommended that do not pour too much resin into mold at one time. Too much resin mixing
- Easy To Use - Strong, reusable but flexible material, will maintain the shape in long run and not need wooden box or case, making the soap or epoxy resin DIY much simpler and neater! Tips for using with resin: 1. Silicone is heat resistant but it is highly suggested to avoid using torch as flame will damage the mold and cause the bond of silicone mold and resin. 2. And do small layers for deep pours then resin will not get too hot.
- 3 Pcs Rectangular Silicone Molds for Resin - package includes 3 x Rectangular Silicone Molds, The sizes of the three molds are respectively 9.6''x6.6x 1.9.'' h. 4''x 2.7x 0.7'' h. 3.1''x2.5“x 0.7'' h; you can make any resin project with a height under 2 inch and 0.7 inch according to your needs, It's an ideal size for creating solid resin blocks with embedded objects, such as flowers, photos and more. It can also be used with wood and resin to create a small serving tray or other epoxy resin artwork.
8.5Good
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10
HekouJiubRectangle Molds for Epoxy Resin 5 PCS Large Resin Molds Silicone with Wooden Support Cuboid Resin Moulds for Preserving Flowers, DIY Art Home Décor
Main highlights- Wooden Supports for Structural Integrity: Each resin molds silicone comes equipped with supportive wooden boards measuring up to 22.5cm x 5cm, specifically designed to minimize deformation during the resin curing process. This added stability allows for the creation of intricate designs without the worry of warping, ensuring that each piece emerges from the mold as intended, preserving the beauty and integrity of your artwork
- Widely Used: Perfect for DIY enthusiasts, these molds for epoxy resin are not only ideal for working with resin but are also compatible with a wide array of casting materials such as gypsum, wax, soap, and polymer clay. Transform them into elegant coasters, unique jewelry pieces, decorative home accents, or thoughtful gifts. The possibilities are endless, making them a versatile addition to any crafter's toolkit
- Versatile Dimensions: Our resin molds with inner diameters ranging from 19.3cm x 13.2cm x 5cm down to 8.3cm x 2cm x 2cm, providing ample options for artists looking to express their creativity. Whether you're embedding delicate dried flowers or creating bold geometric sculptures, each size has been thoughtfully designed to accommodate a variety of projects, from small embellishments to statement pieces
- Transparent Silicone Rectangle Resin Molds: Our rectangular epoxy resin molds are made from high-quality transparent silicone, offers unparalleled clarity, ensuring your creations maintain their vibrant colors and intricate details without any unwanted tint. The molds' transparency makes it easier to monitor the resin curing process, giving you precise control over your crafting projects
- Smooth Surface for Effortless Release: Featuring a smooth and soft surface, these silicone molds for resin are designed to make the demolding process a breeze. Simply flex the silicone slightly, and your creation will come out cleanly, free from sticking or tearing. This ease of use extends the lifespan of the molds, allowing for repeated use without compromising the quality of your resin projects
8.4Good
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