Made from 100% pure food grade soft siliconeBPA 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.