Professional pastry chefs and bakeries rely on pure aluminum for consistently perfect results. You can do the same with our commercial quality Naturals Bakeware collection. These premium pans will never rust and they produce evenly browned baked goods every time. Encapsulated galvanized steel rims prevent warping. Nice variety of baking pans for any kitchen Includes a quarter sheet, half sheet, and a jelly roll Pure Aluminium Encapsulated galvanized steel rims prevent warping These premium pans will never rust and they produce evenly browned baked goods every time