Kitchen Keepers Oven Genie Silicone Baking Mat Set of 3 Food Grade Set of 3 Oven Genie Silicone Baking Mats (food grade silicone) (2) 17" x 12.25" and (1) 11.75" x 8.25") Nonstick-replaces parchment paper and eliminates the need to use cooking sprays/oils/butter Easy to clean with soap and water Heat resistant to 450 degrees