3.5mm thick aluminum base ; Ultradurable ; Tempered glass lid with steam release vent; Silicone polyester exterior; Oven safe up to 350deg F ; Easy to clean & dishwasher safe; Includes 8'' fry pan, 10'' fry pan with lid, 1.5qt saucepan, 3qt saucepan with lid & 5qt saucepan with lid; Blue;