High Back Black Computer Desk Leather Ergonomic Office Executive Chair w/Heavy Duty Metal Base O7 Heavy Duty Metal Base, not Cheap plastic base Seat height: 19 - 23" adjustable height Back size: 20"(W) x 28"(H) Seat Size: 20"(W) x 20"(D) 360 degree swivel for the chair. Weight Limit: 250LB