Meets the requirement for the US Navy Surface Swimmer.  The main harness is constructed of Type 13 MIL-SPEC webbing.  All hardware is made of 304 stainless steel for strength and high corrosion resistance.  All structural stitching is accomplished with #207 (3-cord) nylon thread.  The black webbing provides increased ultraviolet resistance.  Attached pockets provide stowage for strobe light and signaling devices.  The Surface Swimmer Harness has been approved by the US Navy for all Surface Swimmers.  NSN 4240-01-327-6185