non-stick wok, non smoking, good quality, it can use more than 8 years Product:Stainless steel frying pans, saucepan ... aluminium alloy and 0.5mm430S/S( 18/0 )stainless steel outer) Thickness: 2.5mm Handle: it is ... made of durability stainless steel, and silicon rubber on the surface prevent ... slip and heat. Lid: it is made of stainless steel, stronger and durable Surface: it is ...