The package contains only two mats Heat and cold resistant: the oven mat is made of silicone and fiberglass, which is strong and durable, and the material is food grade is non-toxic and tasteless, and can be placed in the oven, making it safer to use. Withstands temperatures from -40 to 230C Double-sided use: there are two oven mats, one of which has no pattern, which can be used for baking bread , pizza, etc. The other has two sides, one side can be used for macarons, the other side can be used for mille-feuille and so on. Reusable and easy to clean: the use of the oven mat requires no parchment paper or cooking oil, keeps heat low and reduces fat consumption. After each use, simply wipe with a sponge and detergent and air dry Micro-perforated design: Both oven mats are micro-perforated, the holes are dense and very small. They heat more evenly and distribute heat evenly across the entire cooktop surface, eliminating burnt and undercooked areas Versatile use: suitable for all types of cooking, such as cookies, brownies, cakes, etc. They are perfect for experienced bakers, home cooking enthusiasts or beginners