Food-Grade Silicone Made from durable, food-grade silicone that can be reused over and over, the flexible baking mats feature a nonstick surface that allows for effortless food removal. No extra greasing needed.Micro Perforated Silicone Mat Mat has micro perforations that help to remove exess water from the breads or eclairs to ensure they cook properly on the bottom.pore size finer(Mesh Holes Size 1X1MM).making pastry more evenly heated,Soft and delicious. Oven-Safe The two-pack set of baking mats are oven-safe up to 480 degrees F. They can be used in all types of ovens, except for direct-fire ovens. Once the mats are placed on a pan or sheet into a hot oven, they evenly transfer heat to the food for thorough baking and consistent results. Easy Clean-Up When finished, cleanup is a breeze. Simply wash the mats by hand with soap and water and allow to air dry, or place in the dishwasher (top rack only). PREMIUM QUALITY: The baking mats are made of eco-friendly food-grade silicone and fiberglass which is oven-safe from -40 degrees F up to 480 degrees F. These 2 pack set of mats provides the ultimate convenient and healthy way to upgrade baking and roasting. Ditch the parchment paper and make your nonstick baking simple, there’s no need for fats, oils, sprays or butter. BETTER BAKED GOODS: Silicone coated fiberglass mesh on both sides and perforated design make pastry/pizza/bread more evenly heated, soft and delicious. Designed for use in all types of ovens (except direct-fire ovens), can be used with pans or sheets to improve overall heat distribution and air circulation, for even and consistent results, with no burned or under cooked spots. MULTI-PURPOSE: Small mat size 11.8"x15.7‘’, Large mat size 15.7"x23.6'', Mesh Holes Size 1X1mm, Mat thickness is 0.75 mm (approx.1/32"). Strong and reusable over 4000 times! Perfect for baking eclair/bread/macaron/pastry/cookie/bun/toaster as well as steaming or freezing meat balls, dumplings, fruits and vegetables. HIGHLY VERSATILE: The baking options are nearly endless with these handy non-stick mats, including cookies, sticky caramels, gooey bread, or even baked fish. They are a baker's dream at preventing messes, catching drips and spill-over from bubbling casseroles or pies. These mats are also resilient enough to handle metal spatulas or utensils without damage (avoiding serrated edges), unlike other pans and baking sheets prone to scratches and wear. NON-STICK & EASY-TO-CLEAN: No more scrubbing! Even burnt sugar and fat falls off on its on. Just rinse the mat in warm soapy water to clean it. You can also wash it in your dishwasher. Repeated multiple uses and washing cycles do not affect non-stick properties of the mat. After every use and cleanup, it will be just like new again.