Your office chair is your most important piece of workplace furniture. It's the place where you sit for 8 or more hours a day. The Alera Elusion II Series Mesh Mid-Back Swivel\/Tilt Chair provides the functionality and features you need. The breathable mesh back allows you to stay cool, even in the hottest office. Molded foam fabric seat delivers support all day long. Maintain good posture, thanks to the ergonomically designed chair frame. Height adjustable ratchet back provides optimal lumbar support. Padded armrests help you work comfortably in the seat where you spend most of your workday.