The Dock Edge White Mooring Buoy is made of white polyethylene and filled with closed cellular foam for long life under the most extreme marine conditions. Resistant to fire, oil, and gas, this buoy features molded-in UV inhibitors and fungicides. SpecsSize: 24" dia. x 8"Style: Mooring BuoyColor: White Molded-in UV inhibitors & fungicides Measures 24"" dia. x 8""H | Dock Edge 24" x 8" Hard-Shell Foamed Mooring Buoy, White