Get comfortable in this office chair while you check off the items on your ''''To-Do'''' list.The swivel seat is padded with 5 inches of CA117 fire retardant foam and the chair is covered with fabric upholstery. Nylon armrests take pressure off your shoulders and neck. Use the tilt tension adjustment knob to increase or decrease the amount of force needed to rock and recline. Lock the position in place with the tilt lock mechanism. Raise and lower your seat height with the pneumatic seat height adjustment lever, conveniently located below the seat. The heavy-duty, nylon base with dual wheel casters makes it easy to roll across the floor.When you want a great home or office chair, offering comfort, style and functionality, this attractive office chair is a great choice. Overall Dimension:26.50"W x 27.25"D x 36.25" - 40.50"H and Seat Size: 19.75"W x 18.5"D, Seat Height:17.25" - 21"H.