Heart Shape Silicone Mold For Pendant Diy 7''*4''Our epoxy resin molds are made of high quality silicone material, which is durable and reusable, non toxic and safe to use, easy to demould and can be applied for a long time. Our epoxy resin molds are lightweight and easy to carry, you can put them in your bag or backpack without taking up too much space. Material: Silicone. Soft, flexible, durable and reusable, easy to get the mold out. The finished products are very shiny and clear. After your