This fabric upholstered office chair features padded arms along with the horizontal line tufting. High back office chairs have backs extending to the upper back for greater support. The high back design relieves tension in the lower back, preventing long term strain. 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. The pneumatic adjustment lever will allow you to easily adjust the seat to your desired height. BT-134A-BK-GG Color Black Finish Black Nylon Upholstery Black Fabric Made of Fabric, Foam, Metal, Plastic Contemporary Office Chair High Back Design Black Fabric Upholstery Tilt Lock Mechanism Tilt Tension Adjustment Knob Waterfall Seat promotes healthy blood flow Swivel Seat Pneumatic Seat Height Adjustment Padded Arms Heavy Duty Nylon Base Dual Wheel Casters CA117 Fire Retardant Foam Capacity 250 lbs. Some Assembly Required Warranty Info 2 yr Parts Overall Dimensions 26.25 W x 21.25 D x 44.50 48.25 H Seat Dimensions 22 W x 19 D Back Dimensions 22.25 W x 28.25 H Seat Height 18 21.75 H Arm Height from Seat 7.25 H