This Pago Yucan Chair is a great, ergonomic addition to any workspace with every touch point designed to support and enhance your comfort. Featuring Posturesure synchro mechanism with tension controls to adjust easily to the user's weight, the Yucan ensures correct posture and comfort for extended periods of use. It includes an adjustable headrest and lumbar support, plus, the seat has a waterfall front edge to improve blood circulation to the legs.