PTFE baking sheet Non-stickRoasting liner slides beneath your oven's bottom is used for catching all the messy drips from pies, cakes, and casseroles that bubble over then you can just wipe them right off the slick surface. With this reusableroasting liner with a 100% non-stick surface, your days of scrubbing the oven floor are definitely over! Theroasting liner can be used for years on either side. Advantages Made of flexible, ovenproof material, nonstick coating on both sides prevent sticking,easy cleaning with soap and water or put them in the dishwasher, re-usable. Prevents spills and debris accumulation in toaster oven; can be cut to size for different kinds of ovens. Continuous Operating Temp. can be from -70 260°C, max. to 380°C Dishwasher-safe and flexible, ovenproof material, nonstick coating on both sides etc. Food approval, with FDA and LFGB certification.Use and care instructions ·Cut the oven liner to size and place the liner on the lowest shelf in your oven. ·Do not put the liner directly on the oven floor. ·Let the oven cool down before removing the liner. Important ·Avoid using metal, sharp or pointed objects on the liner, they might damage the liner. ·Do not put the liner in direct contact with flames, burners, grill or heating elements. ·Never put the liner on the floor of the oven, but always on the bottom rack! ·Do not cover ventilation holes of the oven (gas oven).