Big & Tall office chairs are designed to accommodate larger and taller body types. This chair has been tested to hold a capacity of up to 400 lbs., offering a broader seat and back width. The high back extends to the upper back for greater lumbar support. This draft chair is essential for any profession where work surfaces are above standard height, such as lab technicians, architects, graphic artists, or any other creative assignment. The waterfall front seat edge removes pressure from the lower legs and improves circulation. Chair easily swivels 360 degrees to get the maximum use of your workspace without strain. A synchro tilt control allows the chair's back and seat to recline at different rates. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. The chrome foot ring can also be adjusted to your height preference.