Calphalon Commercial Hard Anodized Collector's Edition 16-1/2-Inch Roasting Pan with Nonstick Rack 98.7% pure hard anodized aluminum is highly conductive Hard anodized surface helps to achieve optimal carmelizing for great gravy Safe with metal utensils; safe in oven to 700 degrees F Nonstick rack is easy to use and clean Lifetime warranty/Made in USA