ActiveProGear Gun Concealment Modular Shoulder Holster Finally, a Shoulder Holster that lets YOU choose how to carry your gun: Horizontally or Vertically! A unique design uses one-way snaps, which withstand extreme pressure without unlocking let you position the holster and magazine carrier either horizontally or vertically Sleek, lightweight design offers great weight distribution for all-day comfort and concealability The thin, X-style harness is fully and easily adjustable to fit most torsos