food-grade silicone, safe and tasteless, flexible It can be used within the temperature from 40 °F to 446 °F and safe to use in oven, toaster oven, air,, microwaves, dishwasher and refrigerator for baking lover or Easy to use and clean Your ice will release from the with simple twist This silicone mold is definitely an essential tool for professional and beginner baking person Use this mold to dessert / ice / puddings more easily and quickly