This CeCe Insecta and Stars mould is from Re-Design and is part of their Decor Moulds line. This mould measures 5" x 8" and is 8 mm in thickness. These moulds are made of high quality, heat resistant and food safe silicone. They can be used with a variety of mediums such as clay, modeling materials, paper clay, resin, and chocolate or your favorite flavor of confections (sold separately). Just pour your favorite medium into the mould, wait a few seconds, and you have a casting that can be painted or used in any way you see fit. This set includes 3 moths/butterflies and one dragonfly. It also includes 4 different sized stars that can add the finishing touch to the scene created with this mould.