Ergonomic Office Chair with 3D Headrest and Reclining Backrest-Black

. Adjust the headrest 4" up and down, 1.5" front and back, with a 65° adjustable angle. Lumbar support with 1" adjustable distance up and down, 1" front and back. 87°-100° reclining backrest and 360° swivel seat for optimal flexibility. 19"-23" adjustable seat height makes it perfect for people of different heights. Armrests can be conveniently adjusted 3.5" up and down for a comfortable posture. 3" thickened waterfall seat promotes the seating comfort. Features the high-density sponge that is elastic and supportive. Wrapped in the selected mesh fabric that is breathable and tear-proof. Strong gas rod allows for smooth and effortless adjustment. 5-claw metal base can provide a wide and stable foundation for the chair. Move your chair effortlessly from one place to another using 360° universal wheels. Sturdy coat hanger provides a dedicated spot to hang coats, jackets, or bags. Tilt tension control and adjustment lever for effortless adjustment. Please note that the adjustable swivel office chair requires assembly