FINALLY, Big and Tall desk chairs users are in for a real surprise - there's a chair designed just for them that combines the best in functionality and style while not skimping on ergonomics - the Nightingale CXO 6200-HD Mesh Back Chair for Big and Tall Users. The CXO 6200-HD Mesh Chair for big and tall users is a durable seat option for those looking for a unique seating solution that supports them in all the right places. Upgrade your chair and feel the difference from the first seat. The Mesh Back Chair for Big and Tall Users features a heavy-duty seat with a breathable mesh back, and a steel reinforced frame that's capable of supporting up to 450 pounds. Its resilient ENERSORB foam seat cushion molds to your body and encourages proper circulation, making even the longest day at work just a little comfier. Features: Steel reinforced frame and heavy-duty pneumatic cylinder offer a 450 lb weight capacity. Knee-tilt swivel mechanism houses seat depth, infinite tilt lock, seat height, and tension adjustments. Highly resilient ENERSORB foam seat minimizes pressure points while encouraging healthy blood flow in your legs. Height- and width-adjustable arms help prevent Carpal Tunnel Syndrome and the built-in lumbar support is adjustable vertically and horizontally. Adjustable ratchet headrest.