A simple yet highly effective resistance exercising device that can be used to treat Tennis Elbow and give improved mobility and strength to the wrists, hands, forearms and shoulders.The Flexbar\'s ridged surface provides better grip, helping to perform exercises such as wrist abduction and thumb strengthening. Theraband is a high-quality name that is used and trusted by Physiotherapists. The Theraband Flexbar comes in four different colours with each offering a different level of resistance. The Red Flexbar offers light resistance.