Mens O’neill S/s Crew Skins rashguard...Skins shortsleeve crew neck 5oz. rashguard...Boardshort connector loop...Crewneck maintains wetsuits neck seal...Seamless paddle zones...Lightweight and durable...Odor resistant material...4-way flex nylon/spandex composite...Overlock neck has exterior stitching...Flatloc stitched for breathable seams.. Uv protection or rashguard.