Sold separately. Heavy-gauge 3004 aluminum. When used as double roasters, section fits snugly to seal in steam. Top or bottom sections may be used individually for open pan roasting. Protective chrome-plated steel straps. Loop handles for durability. Beadless rims. Heats evenly and efficiently recommend reducing oven temperature by 25°F (-3.9°C) to reduce energy costs. 29-1/2 quart capacity. Sold in package quantity of 2. Priced each.