Cooking surface: L: 7. 91 inch W: 7. 91 inch H: 2. 09 inch, Natural Aluminum Commercial Bakeware Is Made of pure aluminum Which will Never rust For A Lifetime of durability, Baked Goods Rise And Bake Evenly Due To Aluminum Superior Heat conductivity and the reinforced Encapsulated Steel Rim Prevents Warping, Easy cleanup, Hand washes only, Made in the USA.