This attractive office chair is loaded with options to maximize your comfort and productivity when you're working long hours. Its high-back, integrated headrest and built-in lumbar support help prevent back strain. You can increase lumbar support using the pressurized lumbar support knob. The padded swivel seat is filled with 3" of foam and features a waterfall edge. Height adjustable padded armrests take pressure off your shoulders and neck. Easily adjust the seat's back angle, seat height and tilt angle with three paddle mechanisms conveniently located under the seat. Turn the tilt tension adjustment knob to increase or decrease the amount of force needed to rock or recline and lock the seat in place with the multi-tilt lock mechanism. The heavy-duty, nylon base with dual wheel casters makes it easy to roll across the floor. The Black Leather Executive Chair is a stylish chair that will keep you comfortable.