Shoulder Support. Offers optimal fit. Unique cutting and stitching techniques create a 3-D shape that delivers optimal fit and support while enabling free, natural movement. Comfortable – Special thin material quickly wicks away perspiration while ensuring a comfortable fit. Adjustable compression levels. Chest strap makes it easy to adjust compression and apply the wrap to the left or right shoulder. Easy to put on. Sleeves-style support is simple to use. Fastening system enables precise adjustments to arm compression.