Sun Dolphin Two Chambered Dock Float (Black, 4-Feet)

Sun Dolphin Two Chambered Dock Float (Black, 4-Feet) Create your own dock - easy-to-use sectional dock floats for various lengths and dock configurationsExclusive design features TWO independent watertight chambers - provides structural safety in the event one chamber becomes compromisedSelf bailing - keeps top surface dry preventing standing water Constructed from High Density Polyethylene - impact resistant, durable, stable and lightweight. UV protected - prevents fading or cracking. Maintenance free - no rotting, fading, rusting or splintering and won't be harmed by marine fuels.