Working the Back Muscles Duoball

Tennis Gator Fitness and Regeneration

The player lies on his/her back with the knees bent and the feet on the ground placing the duo ball right on the middle of the spine at about chest height.

This post is only available to members. Please register or log in.

If you are already logged in and you have an existing PTR membership renew your access to the TennisGate resources by following this link