The Nordic Ware Natural Aluminum Commercial Baker's Half Sheet is a high-quality baking sheet that is perfect for use in any commercial kitchen. The sheet is made from pure aluminum, which ensures that it will never rust. The sheet is also reinforced with an encapsulated rim to prevent warping. The half sheet is ideal for baking cookies, pastries, and breads. It can also be used to roast vegetables and meat. The sheet is easy to clean and is dishwasher safe.