Settle in for a day's work when seated in this Pro-Line II ProGrid office chair. A breathable mesh back helps you stay cool throughout the day, and the pneumatic seat-height adjustment allows a customized setup. This chair boasts built-in lumbar support and padded adjustable arms for soothing comfort, and a five-star base and dual-wheel casters provide effortless mobility.Breathable ProGrid back with built-in lumbar supportOne-touch pneumatic seat height adjustmentSynchro control with seat slider and adjustable tilt tensionPadded adjustable armsHeavy duty titanium-finish base Dual wheel carpet castersColor: Coal Materials: Polyester, metal, plastic, foamWeight capacity: 250 poundsModel: 97720Dimensions:Seat size: 20.5 inches wide x 19 inches deep x 3.25 inches thick Back size: 24.5 inches high x 21.5 inches wideSeat height: 20.25 inches Dimensions: 43.5 inches high x 28.5 inches wide x 24.5 inches deep