Mid Back Ergonomic Office Chair With Adjustable HeightAll day comfort meets intelligent design with the Kelista Mid Back Swivel Office Chair. This ergonomic mesh desk chair is built to support your posture, boost focus, and stand up to busy work or study daysfrom the office to the dorm room. Ergonomic mid back design with integrated lumbar support to promote better posture and reduce fatigue during long work sessions. Ventilated mesh back and padded waterfall seat for breathable, pressure relieving