The Apsley modern executive chair is upholstered in commercial grade granite linen for a casual, professional look that's perfect for a variety of office environments. It features an upright locking position, adjustable tilt tension control, and pneumatic gas lift seat height adjustment for a seat height that ranges from 19.5" to 22". All of this rests atop a sturdy 27" high crown chrome base with five hooded double wheel casters. Customer assembly is required.