This original massage ball with the bumpy surface is uses a combination of Massage, Reflexology and Acupressure to increase blood circulation, alleviate muscular tension and headaches and particularly effective in physical rehabilitation; for example after a sports injury. It also relaxes and gives new energy to stressed areas of the body. Simply press your own body weight over the ball for up to, one minute or use small circular movements around the tension spots. By using the ball you will experience the positive sensation which results in warmth and relief of muscular tensions and pain. The Select Massage and Relaxation balls are highly valued by therapists and have been used in many sporting events such as the Olympics. The ball is made in Denmark.