Our exercise bands open shoulder and pull back, body shaping, Aids in correcting hunchback and straightening body posture. Use these bands to intensify your muscles and build that perfect beach body, Let you get rid of the problem of hunched back and ugly postureanywhere. They are also the perfect resistance bands for legs and butt, toning your chest, abs, biceps, triceps and more! Use the figure 8 resistance band set to train four sets of movements every day to make self-discipline a habit.