From the Autobahn to the PCH, the Peak Aero Roof Rack Pad is designed to fit on your car's aerodynamic rack crossbars. The pad features PCV-coated, UV-resistant 600D nylon, a closed-cell, firm-density foam to protect your boards. The Peak Aero Roof Rack Pad is available in two sizes to accommodate any rack span. Features Designed for aerodynamic rack crossbars Durable foam insert Hook-and-loop closure Suitable for surfboards, SUPs, windsurf boards and wingsurf boards 600D-coated nylon Close-cell foam Sold as a package of two Sizes 28" (71CM) 34" (86CM)