Wall Street Journal just did this review on unique chairs, and the Gaiam Balance Ball Chair with pump was a part of the reviews:
The Gaiam BalanceBall Chair is one of the top selling items for both office and home. The patented design combines fitness with comfort and ergonomic back support, all at an affordable price. With chiropractic pioneer Dr. Randy Weinzoff, Gaiam developed the BalanceBall Chair as an effective tool for strengthening core muscles and improving spinal alignment – both at home and at the office. Removable 52cm BalanceBall can be used for exercises on or off the chair.
Sale Price is $79.98 and with Free Shipping of orders over $49.00- can’t beat the price!
Use code AFSHP6. Expires 6.30.09
Link to the BalanceBall Chair: BalanceBall?? Chair with Pump