This ergonomic office chair is a wonderful addition to your study or home office.It is equipped with a S-shaped backrest with lumbar support, 3" seat cushion, and padded armrests for comfortable support. The backrest features a rocking mode that is adjustable from 90° to 105°, allowing you to lean back and unwind. The seat height can be adjusted from 19" to 23" This swivel desk chair also comes with a height-adjustable and angle-adjustable headrest. The premium mesh fabric and ultra-soft sponge make you feel comfortable when you sit on our chair. In addition, the 5-claw base and 5 casters ensure outstanding sturdiness and easy movement, offering you convenience. | Costway | | Ergonomic Mesh Office Chair Executive Chair with Adjustable Height | Black | Best Buy