Calphalon Classic Bakeware 9-by-13-Inch Rectangular Nonstick Bake Pan Nonstick bake pan made of heavy-gauge, aluminized steel Medium-grey interior protects against overbrowning Heavy-duty construction means no twisting or warping Oven safe to 450 degrees F; not broiler safe; not dishwasher safe Measures 9 by 13 inches; lifetime warranty