The Kemp USA Throw Line for ring buoys is a heavy duty polypropylene rope with a sturdy foam ball float attached to the end. It includes a metal ring buoy holder that you can attach to most surfaces to conveniently hold the throw line as well as the Kemp USA Ring Buoy. Color: White Shipping: 12.25” x 8.25” x 8.25” Weight: 2 lbs