This is our brand new kids' desk chair which features pneumatic height adjustment, This teen desk chair allows for easy operation, which offers the most comfortable position and height for you. The soft cushion that is filled with a 1.5" thick sponge will offer all-day-long comfort, whether you're working or relaxing. Thanks to its ergonomic design, the curved backrest can perfectly fit the curve of the human spine, relieving the stress on your neck and back so as to keep a most comfortable position. Besides, the kid's computer chair is specially equipped with swivel casters for easy movement.