Innovative stretch lines stretch to absorb shocks or sudden jolts caused by waves and wakes Strong lines prevent boats, cleats, and docks from enduring jolting action Rope and handle float for quick and easy retrieval on the water Plastic adjustments at each end enable quick, convenient docking Durable Lines are 6 feet long and stretch to 9 feet Sold in packs of 2 bungee/stretch lines Manufacturer part number 50-42481