IOD Moulds Are: * Made of Silicon *Food Safe *Many types of media *Use on wood, pottery, furniture, or make jewelry. *Use to enhance furniture, pottery, and any project where you want that extra finishing touches. Iron Orchid Designs, IOD, silicone moulds, add a beautiful dimensional vintage You can use over and over again! *They work well with so many many types of media- air dry clay, polymer clay, earthen clay, hot glue, wax, and even chocolate, fondant, frosting, sugar paste, cookie dough (food safe rated-but please do not interchange from food to another medium). *Do Not use Silicon it will stick to your mould. * Moulds used with other medias should NOT be used for food.