The 15-Piece hard anodized cookware set is part of Tramontina's Gourmet collection - a collection of premium products engineered and manufactured with the finest design, materials and workmanship, outperforming similar products within the market and delivering the best quality and value to the cooking professional and enthusiast alike. The heavy-gauge vessels feature a nonstick interior finish that will make both the cooking and clean-up process easy. In addition, the hard anodized exterior is extremely durable, and can withstand high temperatures without discoloring. Riveted, satin finished stainless-steel handles provide added comfort and support when handling your cookware. This cookware is covered under a Lifetime Warranty and proudly made in the USA.