Arm Strap is designed to support and immobilize the sprained, broken or surgically operated arm in the flexion position while it recuperates. Its two way buckle system helps to suspend the forearm with the elbow in 90 degrees flexion.
Place the middle of the strap around the neck.
Pass arm through straps with one at mid arm and one at the wrist.
Adjust length to keep elbow at 90 degrees and buckles as per your comfort.