Ergohuman Elite Mid-back Mesh Chair, Supports Up To 250 Lb, 18.11" To 21.65" Seat Height, Black

All of our chairs were engineered with your total comfort in mind. Aesthetics, form and function are merged seamlessly in a single design, and allows the chairs to be minutely adjusted to achieve unrivaled ergonomic fine tuning. Fine tune your chair with ease, using a single lever for seat depth and height, back angle, and tilt lock.