"Made from 100% pure food grade soft silicone,BPA free and FDA approved. No smell or after-taste.5. Dishwasher, oven, freezer and microwave safe ,Won't scratch your pans and easy removal from pan. Egg ring can withstand temperatures of -20 degrees F to 450 degrees F (-30 degrees C to 230 degrees C). Cleaning is a breeze. Just simply hand-wash it and storage it into your cupboard. A warm and loving breakfast will make you and your family energetic all day. loving and funning breakfast, let the child more like, no longer worry for his anorexia."