16.38"L x 13"W x 1.5"H; Roasting Rack - Approx. 13.5"L x 12"W x 3"H with 6.75"L handles. It cooks evenly by providing 360-degree circulatory air flow through the 45 volcano vents on its surface, as juices and fat drip down from the rack, into the flow channels to the bottom of the pan.