Assisted
From Openwaterpedia
adjective - A swim is assisted when an open water swimmer wears or benefits from a wetsuit, protective swimwear, technical swimsuit, fins, paddles, wetsuit, shark cage, protective jellyfish cage or other equipment, tool, object, material, boat, person helps increase the natural buoyancy, heat retention or skin protection during the swim whether for extreme temperatures (water or air) or marine life. If Unassisted, the swimmer wears only traditional swimwear (as defined by the English Channel swimming community), goggles, and if desired, ear plugs and one swim cap. In either Assisted or Unassisted swims, the stage swimmer can swim together with a Pace swimmer.