It gives a supportive positioning and protection for the flaccid upper extremity. Designed to promote functional positioning and dynamic joint compression during standing and ambulation. Assists to reduce shoulder subluxation and pain by elevating the humerus and holding it in near neutral rotation. Protects the involved arm from injury while facilitating increased balance, and improved gait. The GivMohr sling can be worn on the left or right side.A bilateral spling may also be purchased to support both sides at the same time. Size Medium