Trimax Sports Zenzu Pro Ball Chair
Price 159.99 USD
The ZenZu Ball Chair is unique promoting "Active Sitting". Reflecting positive use of back and core muscles. Rather than "passive sitting" which degenerates muscles and causes strain (back aches). Promotes better posture in upright sitting. Promotes constant shifting of core and back muscles for reduced strain and strengthening of muscles. Helps to take pressure off of the spine. Ideal for office, home computer and student use.