Description: Easy to use and clean for the silicone material Can be used as Resin, Cabochon, Polymer Clay,Soap Mold Perfect tools for your DIY craft projects make pendant earring,necklace and other jewelry making Material: Silicone Size: Approx. #1 30x20x10mm / 1.17x0.78x0.39inch; #2 26x26x10mm / 1.01x1.01x0.39inch; #3 30x10mm / 1.17x0.39inch; #4 34x25x10mm / 1.33x0.98x0.39inch Package Includes: 4 Piece Silicone Molds