Shoulder Joint Orthosis: UltraSling III For use after surgery for rotator cuff tears, etc. (Please use under the advice of a doctor) Size: M Used condition. On Amazon, it's 18,668 yen (as of July 13th) Thank you very much(*´`) The following is extracted from online information: Soft, padded, adjustable straps provide a customized fit and incredible comfort. The de-rotation strap connects to the shoulder sling and prevents internal rotation by securely holding the arm in a neutral position. Quick-release buckles and an easy-open front panel allow for easy removal of this shoulder sling for exercise and therapy. Breathable inner lining wicks away moisture and provides ventilation; ideal for post-operative care. Universal fit allows the DonJoy UltraSling III shoulder support sling to be worn on either the left or right arm.