8000 Series Dark Horizon Ergonomic Task Chair with Soft-Wheel Casters

-Designed by Certified Professional Ergonomists -High-back: Wrap-around design. Exceptional upper & lower back support for long-term sitting with adjustable backrest and built-in inflatable lumber pillow -Medium seat (21 x 19) w/ minimal contour -5-leg base with soft-wheel casters (for hard floor) -Upholstered in ergo-knit, Cloud 9 fabric -12 standard ergonomic adjustments ensure fit and support of widest range of users -Patented 3-way adjustable armrest with 360 rotation designed to allow close access to work -Limited Lifetime warranty. (Individual use / up to 300 lbs users) -Modular construction extends useful life as components may be replaced at any time