Best Plastic Casting Molds in 2026

Daisy
Last Updated: Jul 17, 2026

At a Glance: Our Top Picks for Plastic Casting Molds

Resin Jewelry Molds, Jewelry Molds for Resin Casting, Silicone Molds for Epoxy Resin, Jewelry Molds Pendant Mold for DIY Gem Cabochon Pendant, Earring, Necklace Jewelry Making
#TOP1
Resin Jewelry Molds, Jewelry Molds For Resin Casting,
9.7
PM SCORE
24 Cavity Flower Fondant Mold, 3D Mini Flower Silicone Mold for Chocolate Candy, Cake Decoration, Polymer Clay, Sugar craft, Resin Jewelry Casting
#TOP2
24 Cavity Flower Fondant Mold, 3D Mini Flower
9.7
PM SCORE
Actvty Hamsa Silicone Soap Molds, 4 Cavities Hand of Fatima Silicone Molds, Palm Amulet Mold for DIY Soap Candle Bath Bombs Chocolate Cake Ice Cube Resin Casting
#TOP3
Actvty Hamsa Silicone Soap Molds, 4 Cavities Hand
9.7
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Plastic Casting Molds of 2026

Resin Jewelry Molds, Jewelry Molds For Resin Casting, Silicone Molds For Epoxy Resin, Jewelry Molds Pendant Mold For Diy Gem Cabochon Pendant, Earring, Necklace Jewelry Making

ACTVTY
ACTVTY-089
9.00 X 9.00 X 0.30 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.91

Features

Jewelry Resin Molds - You will get 1 x jewelry resin mold, size about 9"L x 8.9"W x 0.44"H. resin jewelry molds are with hanging hole design, you don't need to drill holes after finishing the product, great for necklace pendant or earring jewelries making.

38 Different Designs - The jewelry making mold have 38 different styles shapes, such as drop shaped, rectangular, triangle, round, square, Long column and more, jewelry mold of rich shapes to meet your different matching needs, if you want duplicate another earring or cabochon, you can buy 2 silicone molds at a time, use the same resin color in the second mold, It would save time.

Durable Jewelry Silicone Mold - The jewelry resin molds are made of durable silicone material, the interior of each silicone resin molds is smooth and shiny, The surfaces of resin pieces are super smooth and shiny, reduces the need to cut back and polish, easy to use and clean, flexible and easy to release, reusable.

Graceful Gift - Use jewelry casting molds to design exquisite jewelries for friends or family, Ideal resin mold for making cabochon gem jewelry like earrings, rings, necklaces, pendants, decorative resin pieces etc., it is graceful and fun gift on birthday, Christmas, Mother's Day, Valentine's Day, New Year and more, showing your tasteful choice.

Jewelry Molds for Resin Casting - These silicone pendant molds compatible with most resins and casting materials like epoxy resin, UV resin, cement clay, wax and more. offer large room for DIY projects.

24 Cavity Flower Fondant Mold, 3D Mini Flower Silicone Mold For Chocolate Candy, Cake Decoration, Polymer Clay, Sugar Craft, Resin Jewelry Casting

ACTVTY
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.91

Features

Safety Materials: Food-grade silicone molds are safe, environmentally friendly, non-toxic, very flexible and reusable. This tool will help bring your crafting / cake decorating skills to a new level, This is a must have for someone who bakes often.

Flowers Mold Versatile: Ideal for use with a wide range of edible and non edible materials, such as make hard candy, fondant, jelly, soap, muffin, melted chocolate, wax, ice, epoxy resin and all types of moulding clays.

Flowers Mold Size: New version 3D mini rose flower silicone mold, The detail on each flower is great. dimensions ( approximate) : 5.8*3.5*0.5inch, Assorted Rose diameter the largest one 1.14inch, the smallest one 0.43inch.

Perfect Cake Decoration: enabling you to bring a professional quality to your work. including sugarpaste, petal paste or marzipan, Make gum paste cake pop, cupcake toppers, cookie decorating, royal icing, candy melts,

Creative Silicone Mold: Not only for food,it's also a great tools for children to DIY clay handicrafts,and used to decorate soap,you can find more creative using method, make candle decoration, kawaii cup decor and more creative projects.

Actvty Hamsa Silicone Soap Molds, 4 Cavities Hand Of Fatima Silicone Molds, Palm Amulet Mold For Diy Soap Candle Bath Bombs Chocolate Cake Ice Cube Resin Casting

ACTVTY
ACTVTY-02
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.91

Features

💗PREMIUM QUALITY SILICONE: Hamsa hand silicone mold Made by pure certified silicone, heat resistant from -40 to 445f, easily to pop out with great details and shape. flexible. non stick.

💗GREAT IDEA: This soap silicone mold also known as the Hand of God or Hand of Fatima this protective sign is supposed to bring luck, good fortune, and happiness. each cavity is designed into a hand palm shape, novel design for you to make crafts with attractive shape.

💗MULTIPURPOSE: hand of Fatima silicone mould is suitable for different materials, can be applied as practical accessories for DIY soap and bath bombs making, candle making, resin casting, or as kitchen baking tool, for making homemade cupcakes, cakes, chocolate, muffins, pastries and other desserts or snacks.

💗PRODUCT SIZE: Total size is 13.4*4.12*1.2 inch, Each hole dia: 3.3*2.67 and 1.2 inch in deep, Each heart holds 5-6 fluid ounces. you can make 4 creations on one mould for one time.

💗SATISFACTION GUARANTEE: Use our palm hand chocolate cake mould, invite your family or friends to have a pleasant hands-on time and harvest fun of DIY, We offer 30-day money back guaranteed, if you're not thrilled with your purchase for any reason.

Christmas Resin Molds Silicone, 6 Pcs Christmas Ornaments Round Shape Pendant Molds For Epoxy Resin, Actvty Epoxy Casting Molds Diy Crafts Gift Jewelry Keychain Making

ACTVTY
D-100
3.00 X 3.00 X 0.30 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

Christmas Resin Molds: You will get 6 pcs christmas ornament resin molds, size is 2.75 inch diameter. that it came with 6 so that you can make multiple at once, good for DIY Xmas ornaments or perfect for a personal friends group gift!!

Epoxy Casting Molds: Christmas ornaments pendant mold has hanging hole on top, it can be used for Christmas tree ornaments decorations, keychain pendant, photo pendant luggage tags and much more! You can do a lot of creative things with these.

Xmas Silicone Molds - Christmas epoxy resin molds are made of high quality silicone material, with high flexibility and reusable, easy to bend/remove and durable, The finished craft has shiny glossy surface.

Christmas Ornaments Molds - DIY creation using blank round resin molds, you can design with different pattern as you like, add different fillers like glitter, dried flowers, mica powder or any element you like as decoration. Perfect to make custom Christmas ornaments for your family.

Round Pendant Molds: Ornaments silicone molds are compatible with most resins or other casting material, such as polymer clay, plaster, resin, wax, clay, polyester resins and so on, use Xmas silicone molds for epoxy resin make great handmade christmas gifts for your family/friends they were very appreciative.

Actvty 3D Pumpkin Silicone Molds, 6 Pcs Half A Pumpkin Chocolate Candy Fondant Mold For Halloween Thanksgiving Fall Baking, Cake Decoration, Soap Candle Clay Resin Casting

ACTVTY
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

MATERIAL: The 3D pumpkin mold is made of food grade thick silicone, BPA free. Flexible and Non-Stick, Silicone temperature resistant from -40 to +446 degrees Fahrenheit (-40 to +230 degrees Celsius). oven, microwave, dishwasher and freezer safely.

Convenient to use: the Halloween chocolate jelly molds feature non-stick surface, easy to demould, Reusable and sturdy. can be used for Halloween Thanksgiving fall party wedding birthday fondant cake decoration, cupcake topper.

Size:2 IN 1 silicone pumpkin mold, Each half measures approx 2.24 x 1.69 x 1.02 inch, finished pumpkin approx. 1.6 x 1.49 inch, proper size for you to create Halloween Fall themed candies and chocolates.

The pumpkin silicone mold is very versatile in its usage! Works great for chocolate and fondant, candy, jelly, ice pudding, cookies, candles, soap and resin projects. perfect gift for mom, candle soap makers, resin and baking lovers, etc.

WARM TIP: before you pour wax, soap, chocolate, etc. require a rubber band or tape to hold it together to prevent leaks. You will get really Perfect Little Pumpkins.

Resin Box Molds, Treasure Chest Storage Box Resin Silicone Mold With Hasp Lock, Resin Container Mold For Resin Casting Diy Jewelry Box Dice Storage Box Home Decor Halloween Gifts

ACTVTY
ACTVTY-096
3.50 X 2.50 X 3.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

Treasure Chest Box Resin Molds: You will receive 1 set of pirate treasure chest box mold with 4 set lock. The treasure chest container measures 3 x 3.6 x 2.5 inches. great for collection jewelry, coins, trinkets. Everyone will like this treasure chest.

Premium Silicone Material: Resin box molds are made of silicone with shiny surface, the finished products has a mirror effect. They are very flexible, easy to demold, reusable, easy to clean.

Wide Application: You can using this silicone box resin mold to make your pirate treasure chest jewelry storage box, store jewelry,dice,buttons,earrings, rings,coins,keys and little crafts, you can also use it to store scented candles, incense stones and other scented products.

Personal Customization: When DIY storage box silicone resin molds, you can add dried flowers, laser stickers, alcohol inks, pigments, mica powder, luminous powder, glitter, etc. according to your personal preferences. which allows you to have a unique storage box.

Ideal Gift: Using this silicone box resin mold to make personalized resin craft for your family, friends, customers for unique gifts,a nice way to share happiness with your friends and families for black friday, Halloween, Christmas, birthdays, housewarming, parties, baby showers, home decoration or any other events.

Actvty Tealight Candle Holder Resin Molds, 2 Pcs Sphere Tea Light Holder Molds, Crystals Ball/Orbs Epoxy Resin Molds For Diy Dining Coffee Table Centerpiece, Wedding Decorations

ACTVTY
ACTVTY-079
7.87 X 3.94 X 0.59 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

Candle Holder Resin Molds: Sphere candle holder molds are made of high quality silicone,flexible and smooth, durable and reusable, the finished resin tealight holder is shiny and smooth like a mirror, resin candle holder is more beautiful and less breakable than glass candle holder.

Resin Tea Light Holder Molds: 2pcs Candle holder silicone molds for resin can be used to make Very beautiful round candle holders, crystals ball resin crafts, orbs tea light holder, dried flower resin art, etc. it is an ideal partner for your DIY daily life decoration.

Round Candle Holder Molds: Perfect table decor! Sphere tealight candle holders can be used as wedding centerpieces, table decors, home decors, botanical decors, and perfect gifts. Bring a cozy glow of warmth to your home with elegant votive candle holders.

Epoxy Molds Silicone: Use epoxy resin molds make votive candle holders are perfect for weddings, home decor, dinner parties, holidays and special occasions, add a glamorous glow to any table setting.

Gift Ideas: Actvty resin molds silicone is a good choice for you to share your handicraft with your friends and family, You can design your unique handmade craft, as unique gift for your loved ones and friends on birthday, Christmas, Thanksgiving Day, etc. Bring more small surprises to life.

Christmas Resin Molds Silicone, 2 Pieces Christmas Ornaments Molds For Epoxy Resin, Round Ornaments Molds With Letter For Resin Casting Diy Christmas Tree Pendant Home Decoration Crafts Gift

ACTVTY
RESIN MOLDS -104
9.00 X 7.00 X 0.60 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

Christmas Resin Molds: You will get 2 pcs christmas resin molds, The inner diameter of each round Christmas ornament mold is 2.85 inch. There are 10 different Christmas greeting and 2 blank round and 4 snowflake designs so that you can make multiple at once, good for DIY Xmas ornaments or perfect for a personal friends group gift!!

Epoxy Casting Molds: The Christmas silicone molds for resin is our exclusive design, the silicone mold is engraved with Christmas greetings, which is novel, warm and unique, Christmas pendant mold has hanging hole on top, it can be used for Christmas tree ornaments decorations, keychain pendant, photo pendant luggage tags and much more!

Xmas Resin Silicone Molds - Christmas epoxy resin molds are made of high quality silicone material, with high flexibility and reusable, easy to bend/remove and durable, The finished craft has shiny glossy surface.

Christmas Ornaments Molds - DIY creation using epoxy ornament mold, you can design with different pattern as you like, add different fillers like glitter, dried flowers, mica powder or any element you like as decoration, You can do a lot of creative things with these molds.

Round Ornaments Molds: Christmas pendant silicone molds are compatible with most resins or other casting material, such as polymer clay, plaster, resin, wax, clay, polyester resins and so on, use Xmas silicone molds for epoxy resin make great handmade christmas gifts for your family/friends they were very appreciative.

Actvty Alphabet Keychain Molds With Hole, Reversed Alphabet Silicone Molds For Epoxy, Letter Resin Molds For Keychain Jewelry Pendant Making

ACTVTY
ACTVTY-130
13.00 X 8.50 X 0.40 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

No Need To Drilling: The new and upgraded letter keychain mold, with holes for each alphabet cavities, the hole makes it so much easier and the link between the letter and the key ring is stronger.

Package Include: Resin alphabet molds kit Include 40pcs key rings (silver and gold), 60pcs jump rings, 20pcs keychain tassel, with these complete kit you don't need to buy keychain accessories separately,perfect for making your individualized resin keychains, pendants.

Reversed Alphabet Silicone Molds: The reversed alphabet silicone molds are made with quality durable silicone,smooth and shiny interiors, easy to demould and easy to clean,flexible and durable, non-stick,environmentally friendly, perfect for resin or even cake decorating.

Silicone Alphabet Resin Molds: This alphabet molds can applied with such materials as epoxy and UV resins,plaster, wax or soap,etc. DIY different handwork and ornaments, such as necklace pendant, crystal, jewels, keychain charm, earrings, handmade accessories, craft gifts, house number, etc.

Personalized DIY : The alphabet casting molds includes 26 lovely script font letters and 9 ornaments patterns. You can show your super creativity on this silicone mold, designs unique meaning letter keychain, It's a ideal gift for your friends family lovers.

Actvty 3D Skull Mold, 3Pcs Silicone Skull Head Molds Of Different Sizes, Skull Molds For Resin, Diy Resin Casting Craft Candle Halloween Gifts Home Decoration

ACTVTY
ACTVTY-124
4.00 X 2.30 X 3.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

Skull Silicone Molds: These skull molds are made from premium food grade silicone, highly transparent silicone more shiny glossy, flexible, durable.De molding was super easy and also really easy to use.

Creative DIY of Resin Mold: Skull resin casting molds are compatible with most casting material such as epoxy resin, UV resin, candles, wax, soap, concret, clay etc. These skull molds are good for making gothic resin craft, the size of the small one also can make wine bottle stoppers, skull ice cubes or as many creative ideas as you can think of.

Sturdy Silicone Resin Molds: Skull epoxy resin molds are sturdy enough that they don't warp when filled. that it is a set that works together, so you could use them to do different layers. Suitable for making a variety of resin crafts candles home decorations Halloween gifts and more.

Package Include: Silicone skull molds come in 3 different sizes,The size of the skull molds is 4'', 3'', 2''. How much resin is needed(the large one is only 8 ounces.the middle one is about 4.2 ounces and the small one is 2).

Great Detail and Easy to Remold: Skull molds for resin have details are really good. The you could see the details every tooth.Super cute if you love skulls. Looking forward to seeing the works you share.

Actvty Resin Tray Molds, Round Tray Molds For Epoxy Resin, Large Silicone Tray Mold For Resin Casting, Diy Resin Crafts, Jewelry Tray, Home Decoration

ACTVTY
ACTVTY-133
13.00 X 13.00 X 0.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Actvty 9.90

Features

Reusable Silicone Mold: This silicone tray mold helps to keep the finished product in precise, high transparency and smooth surface,sturdy,flexible and thick enough to make you DIY unique resin art for many times without distortion, resin mold size measures 13x13x0.5 inch.

Newly Designed Resin Molds:The special irregular design make your finished arts more unique and personality. The tray silicone molds shiny interior,which makes your resin art easy to pop out and demold after fully cured, the finished products has a mirror effect, smooth and shiny.

Wide Range of Use: Large tray silicone mold could be used for making jewelry tray for storing jewelry, earrings, rings, trinkets, keys, candle, soap and more,also it can be used for coaster, decorative tray, wine rack, candle holders,photography props and for all the uses you can imagine.

Resin Tray Molds Silicone: The resin tray molds are very suitable for DIY lover. You also could use your imagination to make your unique tray crafts,use homemade trays for afternoon tea with friends and family or as custom gifts, they will praise your creativity!

Silicone Tray Mold:The tray mold for resin is compatible with most resins or other casting materials, epoxy resin,UV resin,concrete, polymer clay,etc.You can add resin pigment, gold foil, dried flowers, stickers into tray silicone mold. Get creative!

Top 10 casting molds Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Actvty 11

Top 10 casting molds Brands Pie Chart


We've carried out a comprehensive analysis of 1,271 reviews on casting molds, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select casting molds priced around $11.25, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 11 casting molds for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right molds Products based on their needs, saving them considerable time when choosing which casting molds to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.