This non-stick silicone baking mat from Silicone can be used in all types of ovens except for direct fired ovens. The microwave baking mat is 100% FDA approved and made from 100% food save silicone. The baking mat does not need to be greased and can withstand temperatures from -40F to 480F. The Silpat microwave baking mat is easy to clean and was proudly made in France.