From LAWMAN LEATHER GOODS, the S.T.U (Severe Tactical Use) Shoulder Holster has been made for all semi-auto, large frame pistols. The S.T.U is 99.9 percent resistant to salt water, river algae, mud, sand, crime scene splatter—fully washable with anti-bacterial liquid. Double-secure with leather-covered steel spring and safety strap and hand-fitted to an officer's exact semi-auto pistol. Made from LAWMAN’S "Element 119” black leather with a thick leather harness, 9 oounces. The harness fits under an officer's off-gun arm with no discomfort due to LAWMAN’S swivel principal. The harness moves with the wearer and doesn’t bind. The S.T.U. has is capable for use in underwater ops, heavy rainstorms and under conditions where blood or other body fluids might come in contact with it during a tough take-down or at a crime scene.