Fox Run 4723 Non-Stick Baking Mat, Silicone, 16.5-Inch x 24.5-Inch 16.5 x 24.5 inch Made of food-grade silicone, reinforced with glass weave (stain-proof and stick-resistant) Provides even heat distribution to your baked goods to prevent any burning Features a handy measurement guide with inches and centimeters on border Designed for all oven types, will clean-up easily