Naturals bakeware is made of pure aluminum for superior heat conductivity and produces consistently evenly browned baked goods every time. These premium pans are built for lifetime durability, ensuring they will never rust, providing you with long-lasting use. Encapsulated galvanized steel rims stand strong against warping, preserving the shape and quality of your pans through numerous uses. Baking set includes a Quarter Sheet, Jelly Roll, and Half Sheet Pan, providing a pan for every baking and cooking need, from cookies and sweet treats to sheet pan meals. Made in America of domestic and imported materials. Our aluminum bakeware-quality pieces are made to withstand a lifetime of use in your home kitchen.