The versatility of a task chair can easily transition and conform in a variety of settings. The breathable mesh back allows air to circulate to keep you cool. The padded mesh seat will keep you comfortable while performing tasks. This chair was designed to support the lower-to-mid back region. 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. This chair will make an excellent choice in the home, dorm, classroom or office. Seat Size: 17.5"W x 16.25"D Back Size: 16"W x 16"H Seat Height: 15.5 - 19.5"H Overall Width: 21.5"W Overall Depth: 22.5"D Overall Height: 30.5 - 34.5"H Weight Capacity: 250 lbs. Additional Info: Contemporary Task Chair Low Back Design Ventilated Mesh Back Material Accordion Back Cover Padded Black Mesh Upholstered Seat Swivel Seat Pneumatic Seat Height Adjustment Heavy Duty Nylon Base Dual Wheel Casters CA117 Fire Retardant Foam