Zone

Features: AirMate Elastomeric Mesh Back, Ergonomically-Contoured Upholstered Seat, Pneumatic Lift, Swivel Action, Infinitely Locking Back and Seat Tilts, 2-Way Adjustable Arms, Black Nylon Base, Quiet Heavy Duty Polyurethane Casters, Meets or Exceeds ANSI/BIFMA Standards, EZ Ratchet Back Height Adjustment, Synchronous Seat/Back Tilt (applies to Zone Classic only), & Forward Tilt (applies to Mid Zone only)