Line Snubber is a rubber shock absorber for your boats docking lines and mooring ropes. Continuous shock from wind and wave action can cause docking lines to fray, surfaces to wear, cleats to pull out. Line Snubber helps reduce stress on your lines and cleats. Sailors and other boaters will find many uses for the Line Snubber. Can be used to lash a tiller, tie down a halyard, or rig a boom preventer. Line Snubber is available in both 15" and 22" lengths (38 and 56 cm). Molded of highest quality rubber for years of service. Sold in pairs.