Taking care of business has never been easier or more pleasurable than when you're sitting in this HON Ignition 2.0 Mid-back Mesh Seat Task Chair. Synchro-tilt control with seat slider moves your entire body into the most comfortable position when reclining. Breathable, four-way stretch mesh back in a black cradles your spine with natural lumbar support & increases airflow. Arms adjust in height & width for custom fit. Waterfall mesh seat reduces pressure points & provides breathability, giving you the look you want & the customizable comfort that perfectly fits you. It's designed to fit your body, your work area & your interior decor. Other functions include pneumatic seat-height adjustment from 16-3/4" to 21-1/2", 360-degree swivel, tilt tension & tilt lock. Seat measures 20" wide x 17-3/4" deep. Usable seat depth ranges from 17-1/2" to 19-1/2". Back size is 19" wide x 23" high. Weight capacity is 300 lb.