Feature: 1. Increase fixed area, prevent shaking of the arm, enhance stability, limit abduction of the shoulder joint, and avoid secondary injury. 2. Won't stop your blood circulation, and it won't feel uncomfortable to wear it for a long time. 3. Cross design on the upper back prevents strap from slipping off, balances the shoulders, and reduces shoulder pressure and neck tension. 4. Chest strap will keep shoulders stable, prevent pain caused by arm swings, disperse pressure on the back, and make it easier to wear. 5. High quality materials, not rub skin, comfortable to use, bring a good experience. How to Use: 1. Put product strap on your shoulder, and put the injured arm through the arm rest. 2. The shoulder straps are crossed behind the back 3. Wear chest and arm straps for stability Specification: Item Type: Shoulder Sling Chest Strap: Approx. 113cm/44.4in (Unfolded Measurement) Forearm Arm Drag: Approx. 29cm/11.4in Function: Fix upper limbs and prevent forearm from falling Use Range: 1. Fix dislocation of acromioclavicular joint after restoration 2. Shoulder dislocation and subluxation 3. Upper injuries and fractures 4. Prevention and of shoulder dislocation after surgery and during plaster Material: Net Package List: 1 x Forearm Strap 1 x Chest Strap Note: Please allow 1-2cm error due to manual measurement. Thanks for your understanding.High quality materials, not rub skin, comfortable to use, bring a good experience. Cross design on the upper back prevents strap from slipping off, balances the shoulders, and reduces shoulder pressure and neck tension. Chest strap will keep shoulders stable, prevent pain caused by arm swings, disperse pressure on the back, and make it easier to wear. Won't stop your blood circulation, and it won't feel uncomfortable to wear it for a long time. Increase fixed area, prevent shaking of the arm, enhance stability, limit abduction of the shoulder joint, and avoid secondary injury.