Swivel seat with pneumatic height adjustment is easy to change from a seated position. Adjustable tilt angle, tilt tension and tilt lock let you control the chairs rock and recline. 5-star, oversized base supports a durable, steel-frame construction. Integrated loop arms help relieve shoulder strain by supporting your upper torso. Simple assembly is required. Colors Available Black Brown White Dimensions Length-23.2 x Width-23.6 x Height-42.1