Gaiam Balance Disc

Improve your posture and work your abs from the chair of your choice with the inflatable Balance Disc. The micromovements of the instability of the Balance Disc encourages you to engage your core muscles while you sit and prevents slouching. The disc can also be used for strengthening exercises in your chair or on the floor. By controlling the firmness of the cushion, you can adapt it to your fitness needs and preference for comfort level. The disc measures 16" in diameter, has a maximum weight capacity of 300 pounds, and can be purchased in a variety of colors. Includes inflation needle, does not include a pump.