A great tool for aquatic therapy and fitness, Thera-BandŽ Hand Bars have many uses. Increase range of motion in the upper and lower extremities, strengthen the lower back, abdominal muscles and obliques, and increase flexibility in the back. Thera-BandŽ Hand Bars are supplied in three levels of resistance and buoyancy in the water. Sold in pairs, all three sizes are color-coded and have padded handles for added comfort during use.