Mesh medium back chair. Seat height adjustment. Seat depth adjustment. Seat forward angle adjustment. Height adjustable lumbar support. Back angle adjustment. Tilt with tension control and infinite seat lock. Height adjustable arms, with adjustable top Front/Back and In/Out. Waterfall shaped seat front to aid circulation. Injection molded bio-foam seat. Mechanism and arms are secured with metal anchors. Diagram representation of adjustment controls functions on the chair itself. Many other options avalable upon request. Black. Made in Canada.