The Dakine Aero Rack Pads are the answer to a more aerodynamic foam pad for your existing roof rack crossbars. Transport your surfboards with these 18-inch wide rack pads with upper padding and a sleek hook-and-loop closure holding them in place. The Aero Rack Pads are offered in two sizes to fit a range of crossbar circumferences.2 Year Limited WarrantyOnly pads top of bar for sleek fitDurable 600D polyester materialHook and loop closure