Taylor Made Sur-Moor T3C Mooring Buoy 12D Sur-Moor hard skin mooring buoys have a seamless and tough, one-piece polyethylene shell. Hard skin shells feature ultraviolet light absorbers for long-term life under the sun, and have a sandblasted finish which allows the buoy to be easily painted for identifying. Filled with EPS foam to positively displace water. Tube-through-the-center design allows the anchor chain to pass directly through the buoy, allowing you to attach your boat to the top of the