food-grade silicone Safe, good durability This star shaped silicone molds, perfect for crafting home decorations Suitable for make gypsum craft, home decorations; festival decorations, birthday Chrismas gift Just pour the epoxy resins or clay for cold process Oven, refrigerator, freezers safe For making or other art craft, you can add various crafting materials, such as dried flower, sequins, pearlescent color epoxy resins