This rectangular cake pan is made of heavy weight carbon steel to aid in even browning. The nonstick surface makes cleanup easy and helps cakes release from the pan intact. A 9-inch by 13-inch pan is one of the most commonly called for pans in sheet cake, bar or brownie recipes. Beyond baking, this versatile pan will also double as a lasagna or casserole pan. Lab tests prove the TOTAL® Nonstick System outlasts all other bakeware nonsticks – guaranteed! Baked foods release with ease and cleanup is effortless. Oven safe to 500°F/260°C