The CyberChair E500 is an ergonomic chair constructed with high tension permeable mesh cushioning, sturdy aluminum framework and a heavy duty base. Various functions of the chair including the headrest, seat depth, seat height and 4D armrest can all be adjusted, and the four-segment seat back allows back tilt angles of up to 117 degrees designed according to your needs. The CyberChair E500 aims to provide unparalleled comfort and upmost adjustability to your work and gaming stations.