Blue Skye Pantry Premium Silicone Baking Mat-high Quality 16 &frac12; X 11 Half Sheet. Non-slip- won't slide on work surfaces. Flavors and odors will not penetrate the mat Ideal for craft projects- glues, permanent markers and inks wipe right off. Super easy to clean. Just use warm soapy water and rinse, then air dry. Top rack dishwasher safe. Freezer, Microwave and Oven safe. Safe to use from -40C to 480F. Stores flat or rolled up. 11" x 16 1/2" size, fits standard half sheet cookie sheet, works great on air bake cookie sheets