Brownies, sheet cakes, bar cookies--you bake it, and it will handle it. Corrugated surface helps to bake evenly and consistently. The lid fits on securely, making it easy to take your finished baked goods on the go, or simply store them in your own kitchen. This eco-friendly and easy-to-clean pan is manufactured from a mix of recycled steel (for strength and durability), and aluminum (for superior conductivity). Made by USA Pans, the gold standard in professional bakeware, unsurpassed in quality, durability and innovative design. Pan is coated with Americoat, a clear, nonstick, non-toxic, environmentally friendly coating that is specially formulated for superior baking and an easy release of baked goods.