SPACE Seating Deluxe AirGrid Back with Mesh Seat, 2-Way Adjustable Arms, Seat Slider and Nylon Base Managers Chair, Black Deluxe office chair combines modern style and ergonomic features Contoured padded mesh seat and breathable air-grid back Dual-function control mechanism allows 1-touch pneumatic seat height adjustment and forward/backward seat sliding; 2-way adjustable arms Heavy-duty nylon angled base with oversized dual-wheel carpet casters Measures 27-inch wide by 24-inch deep by 41-1/2-inch high