Split bottom surf rack pads fit wider Thule Rapid Aero bars, Xsporter, and most factory racks. Set of two 18 in. pads. . High density foam padding provides maximum surfboard or stand up paddle board protection. No fade UV resistant fabrics for long term durability. Sewn in hook and loop straps and convenient bungee cinch cord ends allow for fast and easy installation, removal and adjustment tie down straps sold separately. Fit Thule Rapid Aero bars, Xsporter, and most factory racks. Pad length: 18 in.. Set of two pads.