Active sitting has great health benefits. Sit, Move and Lose Weight with the Active Balance Office Chair You sit and move freely 360 degrees for improved circulation. Deep abdominal muscles are activated as the seat tilts in motion. The seat has the necessary movement to prevent and reduce back problems. The grid is a 5-piece metal grid. Adjustment Standard: 53 cm – 68 cm (M-spring: 58-78cm) and (XS-spring: 46-57cm black lattice) Seat diameter 39 cm Outer material dirt-repellent durable vinyl upholstery Wheels. Mechanical brake wheels – colour: durable black 100% polyester.
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