This office chair features fabric upholstery to comfortably get you through your work day or to keep you comfortable while browsing the internet. 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 contoured seat dissipates pressure points for greater comfort. 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. GO-5301B-BK-GG Color Black Finish Black Nylon Upholstery Black Fabric Made of Fabric, Foam, Metal, Plastic Contemporary Office Chair High Back Design with Headrest Black Fabric Upholstery Built-In Lumbar Support Tilt Lock Mechanism Tilt Tension Adjustment Knob 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 31.50 D x 44 48 H Seat Dimensions 21.25 W x 21.75 D Back Dimensions 21.50 W x 27.50 H Seat Height 18.50 22.50 H Arm Height from Floor 26.75 30.75 H Arm Height from Seat 7.25 H