Our professional-grade Cookie Sheet is the best way to bake a batch of your favorite cookies. It combines the strength and durability of steel with the heat conduction of aluminum. The improved coating prevents food from sticking and keeps your pan looking great. The rolled edges keep it from flexing and popping, and the angled handles make it easy to move in and out of the oven. Details Heavy-gauge aluminized steel. Even heat distribution. Angled handles. Raised ridge prevents food from sliding. 15" x 12". Oven-, broiler-, and freezer-safe. Dishwasher-safe. Three-year guarantee.