The Nordic Ware Naturals Aluminum Bakeware Oven Air Crisping Set is a high-quality baking tray made in the USA. This set includes a rectangular baking tray with a silver aluminum surface, measuring 18 inches in length and 13 inches in width, and 2 inches in depth. The baking tray is oven-safe, broiler and grill-safe, and features a naturally non-stick surface that ensures even browning. The set also comes with a crisping rack for added convenience. With its durable construction and easy-to-clean design, this baking set is perfect for any home baker looking to achieve delicious, crispy results in their oven. Exterior dimensions: High Sided Half Sheet - 17.8 x 12.8 x 2 inches. Rack - 16.3 x 11.3 x .75 inches. Lifetime Warranty