Yakima SUP Crossbar Pads For Aerodynamic and Factory Crossbars Combine with Heavy-Duty Straps and Bow/Stern Tie Down for SUP and surfboard hauling solution Heavy-duty ballistic nylon construction that provides full coverage 30" Crossbar Pad with Velcro closure Fits factory or aerodynamic crossbars Includes 2 pads per package Love it 'Till You Leave It Limited Lifetime Warranty.