MATERIALS Our molds are made of food-grade silicone, which has been tested to ensure the high quality of the material. Silicone trays won't crack or break like plastic trays, you will find it great for making snacks! MULTIPURPOSE You can use it for baking, jelly molds, hard candy molds, chocolate molds, peanut butter ice molds, cupcakes, muffins, breads, or any other uses such as making DIY beauty products bath bombs, soaps as gifts. SAFE TO USE The molds are safe to use in the oven, microwave or refrigerator, but not over an open flame. The molds can safely withstand temperatures ranging from -40 degrees Fahrenheit to 446 degrees Fahrenheit while maintaining their shape. EASY TO REMOVE AND CLEAN Soft, non-stick silicone molds allow for easy removal without damaging fragile foods. Each mold is hand washable and can be quickly cleaned in the dishwasher after use.