Item Number: 1050HS-1 Baking Surface Dimensions: 17.25 x 12.25 x 1 inches Outer Dimensions: 17.75 x 12.75 x 1 inches Material: Aluminized Steel Product Description: Our Half Sheet Pan provides home bakers with a classic baking experience for creating flawless homemade cookies, biscuits, roasted vegetables and more. Our pans are coated with Americoat®, a superior nonstick silicone that allows your baked goods to release easily and makes clean up a breeze. Unique fluted design that facilitates air circulation and maximizes pan strength to help resist warping Made with the same standard high-performance features used for bakeware in commercial bakeries Easy clean up with our nonstick silicone coating: FDA approved for safe contact with food Limited Lifetime Warranty for the life of your use