Attwood 11725-2 Hollow Braided Polypropylene Anchor Line with Spring Hook is a solid braided nylon rope with a strong round cord that will not flatten out. With a soft hand, this rope stays flexible throughout its life. All polypropylene fibers are UV stabilized and provides resistance to fading and degradation from the sun’s ultraviolet rays. It floats and is resistant to rot, oils, gasoline and most chemicals.