This is a vintage Guardian Service octagon griddle, platter, and pizza pan set made of heavy aluminum. It is compatible with electric and gas stoves, and has a flat-bottomed surface coating for easy cleaning. The set includes a tray, skillet/griddle, and pan, all with double handles. The item is 13 inches in diameter, 1 inch in height, and weighs 4lbs. It is an original product from the 1940s and has a silver color.