Rolling exercise to a whole 'nother realm is the Health Mark Swiss Ball Chair. Whether you fit in your exercise at home or at the office, this ball chair has you covered. No more excuses- the Swiss Ball Chair goes wherever you do. Helps eliminate back stress, and neck and shoulder pain. Additional information: Helps improve posture while strengthening core muscle groups and reducing back pressure Cradle locks ball into place to allow for a safe, all-over body workout Ball can be removed for advanced training50cm ball features anti-burst technology Complete with pumpA great enhancement for fitness and physical therapy needs, sports therapy, muscle building, strength training, stretching, and flexibility About Health Mark Health Mark has been bringing customers some of the health industry's leading products. Committed to fitness at a variety of levels, we bring you the latest technology in vibration trainers, inversion tables, stretch bars, and body toning equipment. Complete with a remarkable customer care team, our company is dedicated to helping you reach your fitness and health goals in a timely manner at reasonable prices.