CEN-880C European Standard: Function Introduction:It can strength the muscles of the small of waist and leg as well as the flexibility and agility of ligament,improve the capacities to control balance and keep balance during the exercising,enlarge the active range of jionts of anklebone and kneejoint,it is effective in strengthing the muscle of the small of waist and leg,relieving strain of waist and leg for esdentary person.
[Last Updated: 2009-05-31 22:02:46]