Calphalon Contemporary Stainless Cookware is ultra-durable & delivers high performance cooking. TheTri-ply construction consists of a brushed stainless steel interior and exterior with full aluminum core for superb conductivity & even heat distribution. Contemporary Stainless Cookware is oven/broiler safe and features brushed stainless steel handles. The unique sleek curved design of each pan will compliment any kitchen. Lifetime Warranty.