50 Feet of 1/4 inch polypropylene rope in a compact throw bag. Coast Guard approved as a Heaving Line for human powered boats. Made with a pea-less safety whistle, a mesh drain panel and Hi-VIZ trim. Compact (7x5x2 inches), flexible, easy to stuff, knot and throw. Clip to your boat with the side release buckle. Secure and Quick Access. Dries Fast. Throw-Row-Go