LIVIVO silicone baking mat is made from food-grade silicone which is FDA and LFGB certified approved, Odor and BPA Free, Oven-safe, Microwave-safe, Dishwasher-safe and Freezer-safe. This silicone baking sheets could evenly transfer heat to the food for thorough baking and consistent results, catching drips and preventing a messy oven, dirty pan, or the need for disposable aluminium foil. You can use in the microwave, all types of sheet pan ovens, except for direct-fire ovens. They turn any baking tray or baking sheet into a non-stick surface. You can also use it as the baking dish, pastry mat, fondant cake dough rolling mat, cupcake pastry board, table mat, heat-resistant gloves and so on. The kitchen baking equipment can be used at a temperature ranging from -40°F to 482°F.