Strong and flexible double braid high-tenacity nylon fiber for strength and just enough stretch needed for rising and falling tides. Treated with marine finish to provide long wet wear life and consistent strength for years of use. Pre-spliced and looped for easy cleat and dock attachment. 15 feet of durable double braid line provides ample tie down length for most docks and moorings on small to midsize watercraft. When it comes to securing your watercraft, Salty Reef 15- foot double braid is hard to beat. Marine treated for long wet life and ample stretch for rising and falling tides without sacrificing strength and durability