1.Square frying pan with detachable handle 2.Suitable for all heat source 3 3 layer bottom ... SS304) 0.8mm 3,Feature:Squre shape, no step with cut edge, satin polishing inside and mirror polishing outside4, ... Bottom Plate:5mm aluminum(sandwith bottom) with 0.5mm 430 plate for induction 5,Lid:5mm ... safe for food touching, energy saving. Square frying pan with detachable handles