Stainless Steel construction offers durability as well as fast, easy clean-up. Dishwasher-safe. Encapsulated bottom distributes heat evenly for meximum cooking results. Range Kleen cookware is compatible with most range tops...electric, halogen, gas, ceramic/glass - smooth top and solid plate. High quality tempered glass lids allow you to view food while cooking. Handles are ergonimically designed for comfort.