Made of softer flexible silicone, which is not easy to tear, does not deform, is durable, and has a . Compatible with most resins or other casting materials, such as epoxy resin, polyester resin, polymer clay, etc. Their appearance is realistic, which is very suitable for people who like to make handicrafts. Features -Color: White. -Material: Silicone. -Size: About 2.30X0.90X0.90cm/0.90X0.35X0.35inch. -Handmade necklaces and earrings are more meaningful to give to friends.- Durable and safe for children, smooth, burr-free, environmentally friendly. - This decoration adopts high simulation design, which can provide natural and realistic effect, will bring you a pleasant visual feeling. - Lifelike 3D animal model looks very and vivid, not easy to break, meticulous craftsmanship. - The models are clear and delicate, Giving you a transparent visible micro landscape shaping of your crafts. - Good epoxy filling material. They are available to meet your different needs. -A variety of styles are combined to meet the simple and easy-to-use needs and have a wide range of uses. Package list: 18 x molds