Package: 1 set of 373 pieces. Features: Flexible tear-resistant silicone resin molds can provide a long service time. With smooth and shiny interiors it reduces the need for trimming and polishing. Easy to use and clean also easy to release. It can be applied to different DIY crafts and crafts. ornaments such as keychains pendants 3D letters and much more with many practical tools that help you make them easier. Ideal for crafts and as a gift for festivals. Resin resin molds: Silicone resin molds are used to make colorful and beautiful letters and numbers. Our silicone alphabet mold is made with quality durable silicone using advanced techniques. Flexible tear resistant durable and easy to remove the letters from the mold. Wide application: These resin casting molds are compatible with most resins or other casting materials such as epoxy resin UV resin polyester resins etc. You can add pigments resin dyes and embed different types of embellishments or fillers. Multifunctional molds: DIY kit for 3D letters pendant necklace crystal jewelry keychain earrings handmade accessories craft gifts house number etc. It also works with materials such as light metals plaster epoxy and UV resins. This mold. Creative gift: Enjoy DIY time alone or with family and friends and make unique gifts and artwork. You can also add some dried flower glitter sequins pearl pigment mico powder glitter in the dark powder in the resin molds.