The Prestige multi-ply line has a solid foundation built from five layers comprised of a 18/0 magnetic stainless steel base layer, pure and alloy aluminum, finished with an 18/10 stainless steel layer with a diamond non-stick coating, making this the most prestigious line in stainless steel cookware. The Prestige multi-ply five layers cookware line has been developed after many years of research and development. The multi-ply technology that is incorporated results in brilliant cooking performance and their patented swiss diamond nonstick coating results in the perfect food release every time. The bonded layers allow the heat to be evenly distributed and retained around the pan, removing the possibility of hot spots. In saucepans, casseroles and stock pots, the layers also allow for a constant and even temperature in the walls, thus reducing energy loss. This will also have a positive effect on your cooking times, reducing the amount of energy that you have used to produce your meals. A big plus in reducing your household utility bills and emissions! The pans exterior is made of induction friendly magnetic stainless steel eliminating the need for an induction plate with their cookware. The Prestige multi-ply cookware can be used on all cooktops and can easily be transferred to the oven, with their lids being oven safe up to 260°C. Most products include a heat tempered, sturdy glass lid. All of the handles are ergonomically designed to stay cool. The saute pans, woks, and saucepan have a helper handle for additional ease.