Manhattan Comfort Mercer Mesh Office ChairThe Manhattan Comfort Mercer office chair creates an inviting work space. With fully adjustable flip up arms and seat height, and a breathable mesh back to facilitate air flow, this chair provides you the comfort you need to do your best work each day. Cool mesh also covers the Mercer's high density cushioned seat, which tailors itself to your body's individual ergonomic needs and supports healthy spine posture. Caster wheels allow smooth and easy