SAVE YOUR SHOULDERS DVD is a must for everyone today! Sitting for hours over the computer is making so many people develop neck and shoulder problems. I see so many more people round shouldered and slouching already at young ages. This DVD will help you stop the slouching and round shouldered pattern and bring your shoulder joint back to it correct alignment and restore full range of motion. *If you do the DVD workout regularly you can prevent and cure, torn rotator cuff injuries, frozen shoulders, and arm and shoulder restrictions. Save Your Shoulder DVD uses black balls and a gold ball. Products are not included.