Mesh office chairs can keep you more productive throughout your work day with its comfort and ventilated design. The breathable mesh material allows air to circulate to keep you cool while sitting. The mid-back design offers support to the mid-to-upper back region. From behind the desk to the meeting room this chair can provide a seamless addition to your work space. 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. The adjustable armrests take the pressure off the shoulders and the neck, which minimizes the risk of pain. This comfortably designed computer chair will make a great option for your home or office space. LF-W42B-GG Color Black Finish Black Nylon Upholstery Black Mesh/Fabric Made of Foam, Mesh, Metal, Plastic Contemporary Office Chair Mid-Back Design Ventilated Mesh Back Material Height Tension Adjustable Built-In Lumbar Support Tilt Lock Mechanism Tilt Tension Adjustment Knob Padded Black Mesh Upholstered Seat Waterfall Seat promotes healthy blood flow Swivel Seat Pneumatic Seat Height Adjustment Height Width Adjustable 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 27.25 W x 25 D x 38 41.90 H Seat Dimensions 20.50 W x 19.25 D Back Dimensions 20 W x 25 H Seat Height 18 22 H Arm Height from Floor 26 31.25 H Arm Height from Seat 7 9.50 H