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 and increases airflow. Arms adjust in height and width for custom fit. Waterfall mesh seat reduces pressure points and provides breathability, giving you the look you want and the customizable comfort that perfectly fits you. It's designed to fit your body, your work area and your interior decor. Other functions include pneumatic seat-height adjustment from 16-3/4" to 21-1/2" , 360-degree swivel, tilt tension and 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.