Best Plastic Casting Molds in 2026

QUALITY MATERIAL: These oval coaster molds are made from a soft and durable silicone material and can be used for Casting with resin, concrete, cement and polymer clay.And it has flexibility, smoothness and reusability.

WIDE RANGE OF APPLICATION: Perfect for making craft projects ,such as coasters, plates,flower pots.It can also be a cute storage tray for storing the earring,ring,coin,key.

EASY TO DEMOLD: The smooth interior makes it easy to demold after fully curing, and reduces the need for cutting and polishing. Besides, you can use mold release spray or soapy water to help extend the life of the silicone mold.

[Size] Please see the detailed dimensions of the product in the second picture.

[High Quality Materials] This silicone resin mold is made of high-quality materials, environmentally friendly, flexible, reusable and durable.

[Widely Compatible] Epoxy resin casting molds are compatible with most of resin and casting materials such as epoxy resin, cement clay, polyester resins, etc.

【Set of Large Medium Small 3D Skull Silicone Molds】: Comes in a size to fit all your resin needs! These skull molds are good for making goth gothic resin craft for home Halloween Decoration.

【Eco-friendly Flexible CLEAR Silicone Molds】: These skull molds are made from premium transparent silicone. Crystal clear silicone lets you see exactly what you're doing as you're working. The finished pieces are more shiny glossy than others made by HDPE white molds. Clear silicone molds are also more flexible, durable, easy to demold, not easy to be ripped.

【Application】: These skull silicone casting molds are compatible with most casting material such as epoxy resin, UV resin, candles, wax, concret clay etc.

Made of flexible reusable silicone, tear resistant and durable, can be removed much easier as compared to plastic mold

10"*6.3"*0.6" in size, transparent so you can check the bottom when process project

29 different styles and sizes gemstone in heart, oval, teardrop circle, droplet, square and round shape

29 designs 58 case cabochons DIY silicone casting mold. Include shapes of circle, ellipse, heart, square domes, teardrop

Jewelry making kit for 3D gem, necklace pendant, crystal, jewels, keychain charm, multi shaped gemstone, earrings etc.

For clay, epoxy resin, uv resin, plaster crafting jewelry projects etc.

Bottle Resin Molds with Lips - Features 2 set box resin molds measures 2.75 x 1.96 inch (D x H, with lip), you could easily create your own box container decorations.

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 coaster molds after the resin is completely dry and cured. The easiest way to demold is to first peel from the edge slowly.

Make DIY geode bath bomb, glitter charm, orb crystal, flower preservation, resin ball ornament gift, dragon balls, pokeball container, half-sphere paperweight, resin jewelry casting, water globe, snow globe, homemade soap making, spherical candle, round cabochons, garden ornament, hollow bowls (by using 2 different sizes molds), round stones, backyard decoration, concrete flower pot (by using 2 different sizes molds)

Make food ice spheres, chocolate ball, raindrop cake, 3D flower jelly dome, isomalt, ice cream, hemisphere mousse, cereal bowls etc.

Recommend using rubber band to tighten when making sphere resin or soap etc. piece, or you may stick them together with hot glue gun to avoid leakage. After release, you may trim with blade the middle if there is extra resin ( or other materials you use with ) , and sand ( trim ) the top if need. ( while you may cover the top with a bead cap if you are making resin jewelry )

Clear resin silicone mold different irregular crystal or diamond shapes of 6, for jewelry making, paperweight, keychain, pendant, earrings, juice ice cube, homemade soap, epoxy resin, liquid clay and more. Height around 1 to 4 inch. OLD Version(#1741-1743 =2): 6 molds, 3 different models; NEW Version(#1741-1743 2659 3907 3909): 6 molds, SIX DIFFERENT MODELS, 3 OLD Models + 3 BRAND NEW Models

1 step easy to use to make soap or resin gem craft, no need to be re-cut or re-shape. Transparent mold allow you to better observe the manufacturing process

When you release the item out of the mold, just twist the mold and press the button of the mold, so the piece can be easily push out. If it is hard to get out, freeze in refrigerator around 5 minutes before release or wash with soap water

Clear gem cabachon molds form 0.2 to 1.6inch, 176 cavities 38 designs. Clear mold allows you to better observe the manufacturing process.

Jewelry making kit for 3D gem, necklace pendant, crystal, jewels, keychain charm, multi shaped gemstone, earrings etc.

Use with modelling clay (air clay, paper clay, resin clay, polyclay, polymer clay, salt clay, metal clay, liquid clay etc.), resin(epoxy resin, rethane resin, uv resin, polyester resin), concrete, cement, gypsum, plaster, hot glue, soap, candle, wax, mix media and more. Can also be used with food material such as ice, gum paste, jelly, marzipan, fondant, sugarpaste, melted candy & chocolate etc.

6 VARIETY SIZE - The hexagon resin mold features 6 different sizes, suitable for your different use.

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.

Fairy garden inspired tree or forest wood nature spirit face molds for soap/resin/concrete/coment craft or fondant cake decoration/cupcake topper/cookie decor. Make fairy dryad necklace, fantasy woodland pendant, mystical polymer clay jewel, Celtic faerie charms, crystal boho cabochon, vintage flower pot emblishment, retro wall hanging decor.

Green man surrounding with maple leaves. Green woman decorating with maple leaf, flowers and pigeon

Mainly use with modelling clay (air clay, paper clay, resin clay, polyclay, polymer clay, salt clay, metal clay, liquid clay, pottery etc.), resin(epoxy resin, rethane resin, uv resin), concrete, cement, plaster, gypsum, hot glue, soap, candle, wax, mix media, gumpaste, chocolate and more

4PCS RESIN TRAY MOLD SET - 1PCS huge extra large size silicone resin rectangle mold 13.6 inch x 8.3 inch, 1pcs of large size rectangle silicone resin mould 12 in x 6 in, 1pcs of round silicone resin mold diameter in 10.2 inches, 1pcs irregular shape silicone tray mold, all are 2.54 in thickness, enough for your different needs, add special aesthetic sense to your art pieces.

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.

[High Quality] This Mold made from food grade silicone, flexibility and durable to reuse. Smooth interiors to demold.

[Product Size] This Mold include 1 pieces silicone mold, mold size is show in the picture.

[Use To] This mold could use for candle/wax/clay/chocolate/cake, resin.

[High Quality] This Mold made from food grade silicone, flexibility and durable to reuse. Smooth interiors to demold.

[Product Size] This Mold include 1 pieces silicone mold, mold size is show in the picture.

[Use To] This mold could use for candle/wax/soap/clay/chocolate/cake, resin.

Large Resin Molds Silicone:These Large Resin Mold Are Made Of High-Quality Silicone With The Flexible, Smooth And Reusable Epoxy Molds, Soft And Light,This Mold Is A Mirror Mold With Smooth Surface Inside. Superior High Tear Strength, Durability, They Are Safe And Tasteless, Easy To Clean With Warm Soapy Water.

Silicone Molds For Resin:You Can Diy Personalized Resin Art Gifts Or Home Decoration. Epoxy Molds Can Use For Many Special Occation Bouquet Flowers Preservation, Such As Wedding Bouquet, Valentine'S Day Flowers, Graduation Flowers, Etc; It Also Can Used For Recording Wonderful Life Moment With Your Own Photo,Can Be Used For Decoration, Photographing, The Finished Bookends Resin Molds Are Both A Book Rack And A Fashionable Setting, Can Be Placed In Your Study Room, Living Room, Office.

Large Resin Molds Silicone: Package Includes 1 X Hexagon Mold; The Dimensions Measure 6.6*9.7*2.1 Inch, Great For Embedding Various Items .Large Resin Molds Approx 55-61oz Of Resin Is Required To Fill The Molds To Full; Deep-Pour Epoxy Resin Is Recommended To Use Or Divide Your Casting Process Into Several Times Helps Avoid Resin Overheat Issue.

【Perfect DIY】You can add dried flowers, gold leaf, shells, resin paints, etc. to the candles according to your preferences to make your own unique crafts.

【Easy demoulding】Just pour your favorite ingredients into the mold and let it stand until it is completely formed. The surface of this soft silicone mold is non-sticky and easy to peel off. Push it into the bottom of the mold, and then easily eject the solid work.

【Making candles】Punch a hole in the bottom with a needle to fix the wick in the center of the candle silicone mold, then pour liquid wax and wait for cold forming. Finally, push it in from the bottom, and then pull out the candle, which is very easy to demould.

【Easy Casting and Demold】Pillar candle molds for candle making is smooth and flexible, so easy to demould, applied a small amount of oil on the inside will be easier to pour the wax after completely cured, also easy to clean. silicone molds for candles works best with soy wax or beeswax

【Premium Silicone Material】Silicone molds for resin casting made of advanced silicone material. sturdy and flexible, foldable, smooth, washable, durable and reusable, not easy to tear and deform. If you find slight deformation after received the mold. just soaking in hot water for a while, they can recovered the original shape

【Free Designed Craft】Molds for candles suitable for personalized creativity handmade. You can add crafting materials, such as pictures, gold foil, crystal, stone, glitter, rhinestones, dried flowers, paint, pigments, embellishments, the resign casting molds perfect for kids DIY craft

Note: When the craft are completely solidified, soak them in warm water for a while before demold, silicone material affected toughness by high temperature , warm water to soften it which will help demold. The candle mold is made of high quality silicone material. It can withstand frequent usage. It is foldable, flexible, smooth, handy to demold, not easy to tear, hard to deform, washable, durable and reusable.

Candle making mold set: The Kit Includes 2pcs silicone Cylinder resin molds of various Sizes. the one is 2.4x3.9 inches and the other is 2 x3.3 inche.

Function: This Mold Can Be Used For Paraffin, Wax, Palm Wax, Beeswax Candle Making;any Wax Works In This Amazingly Easy Mold. Also Perfect for DIY handmade ornaments crafts, soap, polymer clay, Flower Specimen, Insect Specimen etc.

WIDE APPLICATION: These resin casting molds are made of silicone by advanced techniques, flexible and durable, reusable and smooth.

DURABLE AND REUSABLE: Our baking molds are made of safe with premium quality food grade silicone, soft, flexible, easy to de-mold, resistant to tearing, not easy to get deformed, washable, pretty durable and reusable.

NON-STICK & EASY TO DE-MOLD: You just need to twist the mold and release your creation after the resin is completely cured. Your piece comes out of the mold easily, no sticking, no tearing while the mold maintains its shape.

Glossy Silicone Molds for Epoxy Resin:Package contains 1 pcs deep hexagon molds for epoxy resin which measure is 8.9inch*10.15inch*2inch,can accommodate more than 49.2oz of resin.Large enough to for preserve various items like dried flowers,shiny crystal,sample,Perfect for casting unique candle,chocolate,ashtray,cup mat,bookends etc.

Durable&Reusable Resin Accessories:This epoxy mold made of excellent elastic and odorless silicone,sturdy and durable.High tear strength and flexibility make it easy to remold.Suitable for casting resin and epoxy resin.

DIY Wedding Decoration:Preserving flowers in resin not only can establish your wedding to celebrate love and surprise your guests,but also save your bridal bouquet forever to keep special wedding memories.Wonderful wedding gift to show your best wishes.

Gemstone specimens silicone molds for epoxy resin paperweight casting, homemade soap, wax or plaster making, liquid clay DIY crafting, crystal healing jewelry making projects, borax crystal, isomalt making, agate geode fondant cake decoration, cupcake toppers decorating, making edible sugar crystals, chocolate candy melt baking etc. ( Food grade, food and non-food use separatedly )

3D hexagonal healing points chakra cut gemstone prism silicone molds, different shapes of rock crystal prisms. Craft tips: Brush resin on the come-out cystal, it should be shiny.

Color combinations are endless. Sizes are large enough for different types of crafting projects or baking ideas. 1 step easy to use to make soap or resin gems, no need to be re-cut or re-shape.

Package include - You will get 1 pc diamond tealight candle holder resin mold, size is 4.26 inch width, 1.65 inch height. With unique diamond shape appearance, very crystal and bling, perfect to DIY unique tealight candles holders to decor your home

High quality - Diamond candlestick epoxy resin molds is made of high quality silicone material, with high flexibility and tear resistance, durable and reusable, easy to demold and easy to clean

DIY unique craft - During DIY candleholders resin molds, you can add different fillers as decoration, such as dried flowers, glitter, mica powder or any element, etc. The finished craft has shiny glossy surface, great handmade gifts for your family/friends/lovers

What You Will Get: 1Pc 3D frog silicone mold. frog dize: 3.35x2.76 x0.79in.

Multiple Uses: It is very suitable for you to make special pendants, candy, candles, soap, bath soap, crayons, polymer clay, plaster of Paris, etc.

3D Animal Pattern Design: The pattern is clear, the inner wall is smooth, and the finished product is lifelike.

【What including in the package】- You will get 5pcs different sizes pillar candle molds.

【DIY inovation】- You may add DIY crafting ingredients, such as pictures , gold foil, crystal, stone, glitter, beads, rhinestones, dried flowers, sequins, paint, micas, pigments, embellishments or any element you like.

【Multi-usage】-Handmade candle molds can not only use to make candles, but also can be applyed to make ice, small animals and small plant specimens. Also perfect for DIY handmade ornaments crafts, soap, polymer clay etc.

♥ [Material]: made of quality silicone which contains good texture and comfortable tactility, 100% Food-grade silicone, durable and flexible to use, safe and odorless, not easy to deform or break, can serve you for a long time;

♥ [Package Includes]: 2 pack silicone molds keychain mold, approx 3.66inch x 2.2inch. Due to different product batches, there may be slight color difference, but it will not affect the product quality;

♥ [Applications]: Silicone keychain molds are compatible with most resins or other casting material, such as polymer clay, plaster, resin, wax, clay, polyester resins and so on, you can add some dry flower, pretty powder, glitter and sequins to decorate your keychain;

【SUPER VALUE 10 PCS SET】6 Pcs casting molds including Sphere, Cube, Pyramid, Square, Heart, Round to meet your various need. Equipped with 2 silicone measuring cups and 2 silicone mats to make your creation more convenient.

【EASY TO DE-MOLD】Our molds are made up of pure silicone with excellent elasticity, superior high tear strength, etc. After squeezing and deforming, just rest for a while and then will return to the original state. And super smooth non-sticky interior surface makes it very easy to unmold the finished work and will save you the time of polishing.

【ENJOY DIY CREATION】These silicone resin molds are compatible with most resins or other casting materials such as epoxy resin, polyester resins, polymer clay, etc. You can add some resin pigment, dry flowers, pearl pigment, mica powder, sequins, create your resin art projects, such as the coaster, bowl mat, soap, bath bomb, candle, desktop decoration, wall decoration, home decoration, etc.

【Packing】：You Will Get 6pcs Keychain Silicone Mold, Include 1pcs Skull Keychain Silicone Mold,1pcs Skeleton Silicone Keychain Mold,1pcs Skull Hand Resin Keychain Mold, 1pcs Skull Keychain Resin Mold,1pcs Skull Silicone Resin Mold,1pcs Skull Resin Mold, 20pcs Key Rings.Skull Hand Keychain Molds Can Be Used Repeatedly.Good Combination Can Meet Your DIY Crafting Needs.

【Material Features】：Skull Epoxy Molds are Made Of High-Quality 100% Food Grade Silicone Material,Durable, Non-Stick, Odorless,Skull Hand Resin Silicone Mold Surface is Super Smooth, not Easy to Deform and Break,and can be Used in Refrigerators,Ovens and Dishwashers.

【Multifunctional Mold】:You can Use Resin, Plaster, Wax and Clay as Raw Materials for DIY Crafts in Skeleton Resin Casting Molds，in The Process of Making Materials, Skull Silicone Mold Can not only Add Dried Flowers, Sequins, Pigments, Crystal Stones, But also Draw Your Favorite Patterns . When Resin is Completely Cured, Just Twist The DIY Casting Mold and Release Easily from Mold,This Skull Epoxy Resin Molds Will Give Your Own Designs a Unique Meaning.

🌜【Makeup Mirror Mold Kit】Includes 1x mirror frame mold (7”x6.1”x0.37”), 1x base mold (4.4”x3”x0.37”), 5x 4" shatterproof lens (peel off protective film before using) and 1x extra fine silver glitter pack. It features stary hands holding the moon design that will brighten up your room and create a mysterious atmosphere. Ideal for making makeup mirrors, photo frames and more. A great tool for all craft lovers and suitable for creating one-of-a-kind gifts for family and friends.

✨【Create Special Decorations】With these mold sets, you can create your very own works by using your imagination and creativity. Add in embellishments to make your artwork even more unique. Compatible with modeling clay (air-dry clay, paper clay, resin clay, polymer clay, salt clay, metal clay, liquid clay, etc.), resin (epoxy resin, urethane resin, UV resin, polyester resin, etc.), concrete, gypsum, plaster, hot glue, soap, candle, wax, mixed media and more.

🌜【Easy to Use】The durable mold will not break or deform easily. Ultra-smooth interior surface makes it very easy to unmold to save you the time of polishing. No releasing agent is needed. Clean silicone molds with rubbing alcohol or wash with soapy water after each use. Do not wash with abrasive pads. Dry thoroughly and store in a cool, dry environment away from direct sunlight and heat.

Package Includes: 3 pack silicone molds keychain mold. Due to different product batches, there may be slight color difference, but it will not affect the product quality;

Easy To Clean:Flexible silicone, just twist the mold can push out the pendant when material solidification; clean molds with soap water; storage them away from the sunshite and dust;

Materials:These molds are made of silicone by advanced techniques, flexible and durable, reusable and smooth;

Material: The molds are made of soft silicone. High transparency, flexible and durable, easy to clean and use.

Easy To De-mold: Our resin silicone molds have smooth interiors, so the finished product is flexible and easy to take off from the mold.

Reusable DIY crystal epoxy mould, the finished works can be used for decorative objects for various occasions. Good gift for DIY lovers.