Unsurpassed up-to-the-minute ergonomic design arrives in the form of the Revv Series Self Adjusting SpaceFlex Back Chair with Self Adjusting Mechanism. Intelligently outfitted with a firm yet flexible cut out style contoured back, the backrest of this ingenuitive seating solution provides for optimal support while sporting cutting edge style. Brilliantly constructed with a thickly padded 2-layer mesh seat and engineered with pressurized seat height adjustment, the easily adjustable seat wicks away moisture and allows for quick & simple seat positioning. The genius tilt tension function allows you to recline with perfect balance & support while also providing an anti-kickback functionality when arising from a seated position. Height adjustable padded arms allow for a place to rest your hardworking hands & a heavy duty fully finished base with end caps & dual wheel carpet casters allow you to glide effortlessly while protecting the base from scuffs & scratches. Combine all these features with the eco-friendly GreenGuard certification & you have a perfect work chair that is destined to be the office favorite for years to come.