Pioneering Granite Stone Diamond cookware features a mineral infused granite coating that is the perfect blend of nonstick, durability & ease of use. Granite Stone Diamond cookware is pressed from a single sheet of aluminum and layered 3 times with our proprietary coating for the ultimate nonstick experience which requires no oil, making healthy cooking easy. The extra thick coating is super durable and is scratch resistant and metal utensil safe. The pans sleek and modern speckled exterior with neutral tones will match any kitchen decor. Cleanup is a breeze too, and the pans will look new even after years of use.