Made of 100% aluminum, this half-sheet baking pan and cooling rack set is an indispensable addition to your cooking repertoire. The pan offers superior heat conductivity for even browning and is constructed with an encapsulated steel rim for extra durability. Featuring a unique grid design with diagonal stiffening ribs and sturdy angled legs, the rack fits neatly into the pan to promote even airflow and faster cooling that's ideal for crispier foods. The rack can also be used to efficiently cool baked goods or elevate desserts for decorating with frosting or ganache.Nordic Ware, a family-owned and -operated company, has been making high-quality bakeware for over 75 years.