The Open Water Buoy is an extremely important piece of equipment intended for personal use by open water swimmers. The buoy is meant to be attached to the athlete directly, or to an athletes wetsuit so that other people or boats in the water can see the athlete. Buoy Measures 14.92 x 9.96 x 1.77 inches and has a 17L capacity. The open water buoy is not intended to be used as a personal flotation device.