Ragalta RCW-017 PureLife Series 7-Piece Stainless Steel Cookware Set with Glass Lids and Bakelite Handles, Medium, Silver Thick aluminum bottoms will not warp Tempered glass allows easy viewing while cooking and vent holes prevent moisture buildup Features ergonomic and comfortable Bakelite handles Safe for all gas, electric, ceramic and halogen cooking surfaces Dishwasher safe