The Serta Executive Adjustable Office Chair in black bonded leather brings quality, comfort, and functional style together for an unrivaled seating experience. This office chair features a soft, pillowed headrest and layered body pillows with plush cushions of memory foam in the chair back and seat. The contoured lumbar area and adjustable padded arms provide ergonomic support and comfort. The multi-function seat plate mechanism allows maximum adjustability of the chair lumbar, seat width, and arm height. With a waterfall seat edge, this desk chair reduces pressure on the back of the legs and increases circulation, helping to reduce fatigue and improve working focus.