The Chicago Metallic Non-Stick Cookie and Jelly Roll Pan is ideal for all types of baking and cooking; perfect for baking jelly rolls, bars, cookies, one-sheet pan meals, roast vegetables or reheating leftovers. The baking sheet is made from heavy-weight carbon steel to evenly disperse weight and heat for consistent baking results. Suitable for all oven types; oven safe to 450°F / 232°C, not intended to be used under the broiler.