Serta 43505 Faux Leather Executive Chair, Black Pillowed headrest for added neck comfort & support Deep, layered body pillows offer the body a serene and tranquil seating experience Contoured lumbar provides exceptional support for the lower back Waterfall seat edge for lessened pressure on the back of the legs intended to increase leg circulation and reduce fatigue Pneumatic seat-height lift with adjustable tilt tension knob and recline lock out features