Shock Doctor Shoulder Support Brace for Men, Prevents & Promotes Healing from AC Sprains, Rotator Cuff Injuries & Moderate SeparationsBrand: Shock Doctor Color: Black Features: SIZING: Please refer to the sizing chart when selecting your size. This product tends to run big so we recommend selecting a size smaller IF you are at the bottom of the size range SUPPORTS moderate to major ligament sprains, muscle strains and unstable joints ADJUSTABLE Two chest wrap strap provides the perfect fit Anatomically designed for left and right shoulder use. Multi position X Fit strap retention