Smooth curves and a premium-grade leather seat make the Air Grid Leather Chair quite appealing. Not only is this a stylish option but equipped with a variety of features it is a very comfortable one as well. The multi-faceted tilting system quickly l ocks and features an adjustable tension control for users of different weights and strenghts. And the back is synched with the tilt of the seat at a 2/1 ratio so the seat will support gently the deeper the user leans back. Includes adjustable angle armrests and oversized casters for easy use on carpets of all weights. No joking this chair means business