SPT Stainless Steel Wok with Lid Designed with a 3-ply capsulated body for superior heat conductivity and even heat distribution;Flat bottom enables use on electric & gas stoves. Induction Ready and all heating surfaces (Premium induction stainless steel exterior (430/0.6mm) ) Glass lid, Flat bottom;Dishwasher safe;Cool touch handle 18/10 stainless steel interior (304/0.4mm) Pure aluminum inner core thoughout for optimal heat conductivity (Alum/1.5mm)