Thule 530 Quick Loop Strap Installs easily by placing under hood or trunk and is secured by the closed lid Boat bow & stern tie-down loops that are fastened inside the vehicle hood or trunk hatch and protrude out through the edge to provide a secure loop to attach tie-downs to. Product Dims: 1.5" H x 9.0"L x 4.0"W; 0.3lb