Pioneering Granitestone cookware features a mineral-infused granite coating that is the perfect blend of nonstick durability and ease of use. The Granitestone cookware is pressed from a single sheet of aluminum and layered three times with a proprietary coating for the ultimate nonstick experience that requires no oil making healthy cooking easy! The extra-thick coating is super durable and is scratch resistant and metal utensil safe. Cleanup is a breeze due to it's nonstick performance and the pans will look new even after years of use.