The synchronized seat & back move in harmony with the user to provide continuous comfort. Seat glide adjustment moves the seat cushion forward or back to adapt to upper leg length. Waterfall seat edge promotes leg circulation. Height- & width-adjustable arms for upper body support. The ReActiv hexagonal design is molded from flexible thermoplastic elastomers & contains dozens of intersecting nodes which flex independently & move with your body, delivering continuous support while allowing air to flow for lasting comfort. Recommended Application Area(s): General Office & Task; Seat Color: Ink; Back Color: Charcoal; Color Family: Gray.