T-H MARINEZ-LAUNCH WATERCRAFT LAUNCH CORD - 10 FT.•Fits boats up to 16'•Made of premium elastics •Uses automatically adjusting tension when backing boat jet ski or tow tube into the water •Simple & safe operation •No-hassle design •Attaches easily •Expands to more than 20 ft. •Unlike rope will not jerk watercraft •Great for ramps with “no power” laws