Ergocentric Ergonomic Office Chair – tCentric Hybrid with Air Lumbar (3 Sizes)

Dial in exactly the lower-back support you want with the tCentric Hybrid's air lumbar: a pump lets you inflate or deflate it to suit. Mesh back, cushioned seat and three sizes make for a well-fitted, comfortable chair. Pneumatic air lumbar with height and depth adjustment Mesh back and upholstered seat Synchronized multi-tilt mechanism Petite, Standard or Plus sizes; seat heights from 15" to 22" by size 12-year warranty