Ceramic nonstick surface, inside and out, for stick-free cooking and easy cleaning. Big 16-inch base and high sidewalls provide for extra cooking and serving capacity. Luxurious styling and tempered glass cover enable it to double as a buffet server when entertaining. Heavy cast aluminum base is virtually warp-proof. Saves energy because it is more efficient than using a range burner or oven Fully immersible with the heat control removed One year limited warranty