This Elements 2 pc. Aluminized Sheet Pan Set will be the most versatile baking set in your kitchen. This sheet pan set includes a quarter sheet pan measuring 9.1 inches x. 12.5 inches x 1 inch for smaller baking tasks and a half sheet pan measuring 12.5 inches x 17.3 inches x 1 inch for larger baking functions like sheet pan dinners. Each sheet pan is made from uncoated, commercial weight aluminized steel, making it an ideal choice for those looking to bake on a natural surface. The aluminized surface of these pans provides protection against rust and corrosion. Pans also feature a wire reinforced steel rim that resists warping so your bakeware maintains its original shape. This sheet pan set is made in the USA with American and imported materials and backed by a 10 year limited warranty.