Made of heavy cast iron surrounded by a durable porcelain coating, it has an internal roasting rack to elevate ribs off the bottom of the pot for steaming in their juices, or other flavoured liquidsRibs cook completely and stay moist in under an hourCrafted to fit directly on the cooking grids or Flav-R-Wave of a Broil King grill14.0 x 40.6 x 10.2 cm of usable space