This chair was designed to meet your around the clock needs. Also known as multi-shift task chairs, a 24-hour office chair is designed for extended use or multiple-shift environments. The big and tall design also aids in accommodating larger 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. Mesh office chairs can keep you more productive throughout your work day with its comfort and ventilated design. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. The adjustable armrests take the pressure off the shoulders and the neck, which minimizes the risk of pain. The heavy duty metal base is constructed to keep up with the demands of an intensive use chair.