Calphalon Classic nonstick bakeware reinforced nonstick for long-lasting durability, aluminized steel construction to resist rust and dishwasher safe.  12" x 17" jelly roll pan, 9" x 13" brownie pan, 12 cup muffin pan, 5" x "10 large loaf pan, 41/2" x 8 1/2" loaf pan.