Ergonomic features: This high office chair features a padded seat which swivels freely, tall curved back and five-star base. Tall, draughtsman chair: Made for higher surfaces, this tall desk chair allows you to work easily, with little stress or strain. Armless design: This mesh office chair offers more room for you when seated - more freedom. Also easy to stand up and sit down on. Adjustable height and footrest: Standing desk chair seat can be set between 50-70cm, great for working at different levels. Bottom bar can also be moved easily too. Dimensions: 93-113H x 59W x 61Dcm. Seat: 50-70H x 46W x 44Dcm. Maximum load 120kg. Assembly required. It's BS5852 qualified.