1 PC Muffin Pan 12 Cupcake Pan Nonstick Brownie Bake ware Muffin Tin Cupcake Tray Baking Pan For Kitchen Oven. SUPERIOR CARBON STEEL NONSTICK COATING: Food-grade coating, Made from heavy-duty steel, well made, sturdy durable, uniform heating, not easy to warp, muffin pan can be used safely in a 450F oven.