Less strain on arms, ropes, pulleys, and bow eyes. Eliminate electrolysis breakdown of aluminum. End caps and all stainless hardware included. Replace your old ripped carpeted bunks with a smooth permanent solution. Great for boat, pontoon, and PWC, lifts and trailers. Helps reduce the spread of invasive species. BunkWrap mounts directly over bare wood. NOT to be installed over carpet.. BunkWrap is designed for raw aluminum boats, pontoons, and watercraft boat lifts. BunkWrap is not designed, or recommended, for gel-coat, fiberglass, or painted aluminum hulls. Though many people use it for this application, it is at their own risk..