Appropriate for gas or electric ovens or stoves, baking pans or mats. Our reusable nonstick and premium oven liners catch spills and drips, to eliminate stuck on mess in your oven so you don't have to consume your valuable time to scrape it away. These reusable nonstick with extra thick and heavy-duty oven liners fit most standard sized of your oven. Each pack consists of 3 oven liners with 500mmx400mm / 19.68 x 15.74 inches. However, they can also be trimmed as per your desire and can be cut any size to meet your exact oven dimensions for a perfect fit. Our reusable nonstick oven liners are made of premium quality and non-toxic materials. These oven liners have no bad smell and won't produce any toxic or harmful substances to affect your healthy food, even these oven liners can safely protect your kitchen's most precious appliance with no chemicals. You can use these oven liners in electric and gas ovens, microwaves, and toaster ovens for up to 500F/260C and also works perfectly and safely as a pan liner, you can also use them as a baking or BBQ grill mat for top gas or electric grill.