Deluxe Optio cookware set is made of stainless steel material Brushed stainless steel surface distributes heat quickly Bottom is protected by a thin wafer of stainless steel to prevent denting and scratching Aluminum-clad bottom for quick and even heat distribution and an economy line designed for lighter duty cooking Includes 2.75-quart sauce pan with lid, 4-quart sauce pan with lid and 9-1/2-inch non-stick fry pan with stainless steel lid