3mm thick aluminum base ; Rock-like finish: 50% harder & 40% more abrasion-resistant ; Internally reinforced nonstick coating ; Ergonomic Bakelite(R) handle ; Tempered glass lids with steam release vent ; Ovenproof, even on broil, up to 350deg F ; Easy to clean & dishwasher safe ; Includes 1.5qt sauce pan, 3qt sauce pan with lid, 5qt sauce pan with lid, 8 fry pan & 10 fry pan with lid;