This decorative back mesh office chair provides you the basic function needed to complete your everyday tasks at work or home. Mid-back office chairs are the logical choice for performing an array of tasks. A mid-back office chair offers support to the mid-to-upper back region. 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. HL-0007-GG Color Black Finish Black Nylon Upholstery Black Mesh Made of Foam, Mesh, Metal, Plastic Contemporary Task Chair Mid-Back Design Ventilated Decorative Mesh Back Material Tilt Lock Mechanism Tilt Tension Adjustment Knob Padded Black Mesh Upholstered Seat Swivel Seat Pneumatic Seat Height Adjustment Nylon 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 25 W x 26.50 D x 36.50 41.50 H Seat Dimensions 19 W x 19 D Back Dimensions 18 W x 20 H Seat Height 17.75 22.75 H Arm Height from Floor 25 29.75 H Arm Height from Seat 7 H