Just like the chair specified in the WEBSITE ADDRESS.
Outstanding disorder.
Different controls for back tilt and lock.
Back support.
Seat elevation adjustment.
Material base with dual-wheel casters.
Black material.
Armrest adjustable.
Just like this chair: http://www.staples.ca/en/Staples-Multifunction-Task-Chair-Black/product_649660_2-CA_1_20001?externalize=certona.