No one likes to scrub the oven clean after eating pie. With the Betty Crocker nonstick oven liner you won't have to. Place on your bottom rack and all dripping and spills will be caught. The Betty Crocker oven liner is nonstick coated and all baked on messes easily wipe away with a wet sponge. Getting started couldn't be easier, just trim the oven liner to size and you are done. The Betty Crocker nonstick oven liner is heat safe up to 500 Degree. Hand wash only.