The 5 layer nonstick interior and 2 layer nonstick exterior surface protect against sticking and burning Durable non-stick marble coating - offers real non-stick interiors without worring about scratching the nonstick surface when using steel wool, steel scouring pads Made in Korea Stay cool handle; Ideal for gas and electric cooktops; Dishwasher safe Thick eco-hardened aluminium. A good fry pan should be thick enough not to warp and should be able to conduct heat evenly for cooking food over high heat quickly Durable non-stick layer inside the pan prevents food from sticking and allows cooking with less fat. This coating has a totally PFOA-free production process.