PREMIUM QUALITY: 2-piece set of large silver 17"x 25" heavy-duty non-stick oven liner for bottom of electric oven that fit most standard-sized ovens and can be trimmed for a custom fit; a better alternative to aluminum foil and sheets; ideal protection for keeping your oven free of baked-on spills; safe for temperatures of up to 500 degrees Fahrenheit (260°C)

CERTIFIED BPA & PFOA FREE: Cook food directly as it does not melt and is very long-lasting(Lead and Cadmium free). It does not add flavor nor smell of its own to your food; cheaper products leach hazardous toxins and chemicals when heated in an oven

REUSABLE & DISHWASHER SAFE: Removable and can be used over and over but wipes clean or rinses off effortlessly every single time; best used as a protective grill mat, baking sheet, or pan liner for both electric and gas ovens, microwave ovens, kitchen stoves, toasters, grills, etc.

KEEP YOUR OVEN CLEAN: Save time and energy cleaning your oven thanks to ThreadNanny Non Stick Oven Liners; these heavy-duty oven mat for bottom of oven are the perfect solution to keep your oven mess and spill free; it catches cheeses, sauces and other baked-on messes that drips on the bottom of your oven

VERY EASY TO INSTALL: Just place them on the lowest rack or tray in gas or electric ovens with a hidden element; for electric ovens with an exposed heating element, slide them correctly under the heating element at the bottom of the oven floor; avoid direct contact with the heating element or open flame