The Baking Mat is made from food-grade silicone and is reinforced with glass weave. The non-stick Baking Mat is designed for all oven types and provides even heat distribution to your baked goods. Also features a handy measurement guide around the mat (inches & cm). Simply place on top of your pan writing side up and place items to be baked or frozen on mat. No greasing required! Measures 10 7/16" wide.