Ergonomic Design: Comes with a high back that fully supports the spine, with a built-in headrest to reduce pressure on the neck and shoulders. Mesh Material: The chair is fully covered with high-quality mesh fabric that allows air circulation, preventing sweating and keeping you cool during long sitting periods. Durable and Modern Structure: An attractive black frame with a durable black swivel base, giving you stability and freedom of movement at the same time. Rotation and Smoothness: A five-star base equipped with strong, smooth-rolling casters on various floor types. Adjustable headrest, armrests, or back recline.