Premium Quality Cast Aluminium with 4 layers of Non-Stick Marble Coating;Marble coating both inside and outside makes cleaning this pan the easiest ever.;Marble coating is 10x stronger than teflon and last much, much longer;Made in Korea, NOT CHINA. Korea is very advanced in its nonotechnology which is essential in the manufacturing process of this marble-coated pan.;Eco Friendly and Healthier way to cook