Thule Surf Pad Aero Features: 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) Fits Thule Rapid Aero bars, Xsporter and most factory racks