Diamond-infused coating provides strength and scratch resistance in this classic 12-piece nonstick ceramic cookware. They have heavy-duty forged bases that resist warping and durable aluminum construction that provides quick and even heating. The pieces are oven-and broiler-safe up to 600F (egg pan is oven-safe to 350F). The set includes a 5.5” egg pan, 7” fry pan, 9.5” fry pan and 2qt. saucepan with lid.