Unsurpassed up-to-the-minute ergonomic design arrives in the form of the professional Light Air Grid back and Eco leather seat chair. This intelligently designed chair provides both comfort and support to your body and mind with an amazingly strong yet lightweight breathable Air Grid back that conforms to your body's unique contours. The added adjustable lumbar support and thick padded black Eco Leather seat affords for hours of cozy seating, minimizing fatigue and alleviating pressure on the spine. A 1 touch pressurized pneumatic seating adjustments allows you to elevate to the perfect height, while the 2-to-1 synchro tilt control, with adjustable tilt tension helps to personalize this chair to everyone's particular needs. A 4-way adjustable flip arm with soft PU pads allows for a comfortable and cozy place to rest your hardworking hands and a heavy duty platinum finished base with end caps and oversized dual wheel carpet casters lets you to glide effortlessly while protecting the base from scuffs and scratches.