This is a self-assembly item This hi-tech executive office chair can be customised to perfection, with its adjustable arms, height and headrest. The breathable mesh and seat pad offer many hours of comfort. Why youll love it Luxury mesh-backed executive chair with lots of adjustability. Available in black or blue. Soft padded height-adjustable armrests. Multi-adjustable lumbar function and headrest. Fully synchronising mechanism with weight tension control. Gas lift seat height adjustment. What you need to know Suitable for desks at least 63.5cm high. Clean with a damp cloth, avoiding abrasive cleaners and direct sunlight.