Thera-Band Resistive Exerciser X-Heavy, 6"X50yds Blue

Thera-Band Resistive Exerciser X-Heavy, 6"X50yds Blue. Thera-Band Resistive Exercisers - Blue/Extra Heavy The Thera-Band Resistive Exerciser provides both positive and negative force on the muscles. Improves strength, range of motion and cooperation of muscle groups. The 5" wide bands are available in 8 color-coded levels of resistance in either 6 yard or 50 yard rolls. Made of latex.