Ball Bearings [BOK-BALLBEAR] - The complete illustrated guide of ball exercises makes it easy to get the most out of your FitBALL® exercise ball. Over 400 illustrations and step-by-step instructions for beginners trying to improve their overall health or athletes trying to gain a competitive edge. 138 pages.
Ball Bearings
The complete illustrated guide of ball exercises makes it easy to get the most out of your FitBALL® exercise ball. Over 400 illustrations and step-by-step instructions for beginners trying to improve their overall health or athletes trying to gain a competitive edge. 138 pages.
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