Donjoy Ultrasling shoulder block is designed to comfortably support the immobilized arm in recovery processes, after an injury or surgery. It is made of a lightweight and breathable material so that the support is not damaged. Donjoy Ultrasling is an adjustable sling that provides a simple adjustment, facilitating its daily use. It is indicated to support the arm after rotator cuff repair. Donjoy Ultrasling manages to fix the upper extremity in a position that is operational and allows unloading the joints of the arm. Indicated for shoulder and forearm injuries, ruptures or injuries to the shoulder ligaments and elbow joints. It is very useful after a bone fracture, in processes of arthritis, arthrosis in the joints of the arms, paralysis and plexitis, among others.