A Certified Refurbished product has been tested and certified to work and look like new, with minimal to no signs of wear, by a manufacturer or specialized third-party seller approved by Amazon. The product is backed by a minimum 90-day warranty, and may arrive in a generic brown or white box. Dura-Bake nonstick coating-Specially formulated 4-layer nonstick coating engineered for added strength and durability with carbon steel construction Versatile pans- Perfect for baking, roasting and cooking one-pan meals 12-cup muffin/cupcake pan 2 round cake pans