PROTECT YOUR OVEN FROM THOSE NASTY, HARD TO CLEAN SPILLS ! FitFabHome Heavy Duty 3-Pack Large Oven Liners protects your oven saving you precious time and energy! GUARANTEED 100% Certified PFOA & BPA FREE - Do not let these toxic carcinogens into your home. We are Amazon's only PFOA free liner! - Some even falsely claim this but check our certification against theirs! - Eco-Friendly, FDA Approved Teflon material - Safe for your home and family UNMATCHED PREMIUM QUALITY - 3 Pack Heavy Duty Liners sized 23" x 16.25", Premium Thickness - Perfect for standard 30" ovens - Also for microwaves & toaster ovens - Works as Pan Liner, Baking Mat, Grill Mat - Safe up to 500 degrees Farenheit - Non-Stick, Reusable & Dishwasher safe - Can be cut to size - Wipes clean! VERY IMPORTANT TO READ INSTRUCTIONS CAREFULLY - 99% of problems are due to improper placement! For all gas ovens & electric ovens with a hidden heating element, place on lowest rack (NOT oven bottom). For electric ovens with an exposed heating element, place at bottom of oven underneath the element. Trust FitFabHomeTM - Amazon's Highest Quality & Eco-Friendly Oven LinerFitFabHome offers a 100% Guarantee. If you do not love it for any reason simply contact us for a complete, no-hassle refund.