Taylor Mades Sur-Mark Marker Buoys are made of molded, seamless one-piece UV-resistant polyethylene to withstand harsh marine elements. Internal concrete ballast. Recessed galvanized eye. Design allows them to stand straight for space-saving storage. Includes Bouy only, Taylor Made Sur-Mark Marker Buoy Labels (025099) are sold seperatly. Available: Sur-Mark 49H x 10 dia. Buoyancy: 40 lbs. Ht. above waterline: 39. Sur-Mark II 61H x 9 dia. Buoyancy: 15 lbs. Ht. above waterline: 37. Type: Boat/Dock Accessories.