Everyone deserves the perfect fit and sit. With ergonomically efficient independent lumbar support, added breathability of flexible four-way stretch mesh, and intuitive weight-activated functionality right at your fingertips, the HON Cipher task chair was crafted with customization in mind for a tailor-made experience unique to you and you alone. This attractive and comfortable task chair delivers sleek style to any office or collaborative environment. Four-way stretch mesh back in charcoal gray, Apexgray fabric seat, and charcoal gray frame. Give your back a break with fixed lumbar support. Overall dimensions: 43. 13"H x 27. 5"W x 26. 75"D. Seat dimensions: 15"-19. 63"H x 19. 5"W x 18"D. Back dimensions: 24"H x 18. 75"W. Discover your perfect fit and sit with the height-adjustable arms. Weight capacity: up to 300 lbs. Assembly is required. Meets or exceeds the BIFMA standards. Automatically adjusts tension as you recline, eliminating the need to make adjustments for different users. Turn the lock/unlock lever clockwise to lock the chair in an upright position, and turn the lever counter-clockwise to release and recline. Pneumatic seat height adjustment moves the seat up and down to adapt to various body heights. Black all-surface casters roll quietly and effortlessly on all floor types. Lifetime limited warranty; 12-year warranty on four-way stretch mesh and seating controls. Model Option: HCFRT. STC. H. S. IC. APX25. TC00. AL. ST. SB.