Lorell Hi-Back Executive Chair, 25-3/4 by 29-3/4 by 45-1/2-Inch, Black Leather Executive high-back chair offers genuine tufted leather overstuffed cushions, oversized seat and back Functions include pneumatic seat-height adjustment, 360-degree swivel, tilt, tilt tension control and tilt lock Waterfall seat design reduces leg fatigue Five-star nylon base with dual-wheel casters and contemporary style arms