The 6.5 inch personal frying pan features a 3 mm thick aluminum base, an ergonomic cast stainless steel handle and is ovenproof, even on broil, up to 450 degrees F. It is manufactured using the Patent-pending, non-stick Rock.Tec(TM) technology. The Rock-tec non-stick finish is 50 % harder and 40 % more abrasion resistant that other non-stick finishes.