Joycook Durastone Marble Wok Pan Cast 13" (32 cm)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 marble coating offers real non stick interiors without worring about scratching the nonstick surface when using steel wool, steel scouring pads. Use much less oil for healthy cooking. Cool handle. Green Note: This item is 'Like New' Item due to minor scratch on the outside