Ergohuman Mesh High Back Office Chair Ergohuman ergonomic office chair high back mesh. The future is Ergohuman - designed and made with the total comfort of human-kind in mind. The Ergohuman chair fuses art and science, with flex zones that ensure constant support of back and lumbar, multi-dimensional adjustable arm rests for unparalleled support and a height-adjustable pivoting headrest for full crane support. The Ergohuman was designed specifically for those who are in an office chair for more than eight hours a day, and require "Intensive Use Seating" to keep them comfortable for long periods of time. Aesthetics, form and function allow this ergonomic chair to utilize a synchro tilt mechanism with infinite lock, sliding seat, pneumatic height adjustment, automatic lumbar support system, Height and angle adjustable arms and headrest all in one very unique ergonomic chair.