Just work in a comfortable position with this brand-new office chair. Featuring pneumatic height adjustment, this office chair allows for easy operation, which offers the most comfortable position and height for you. The soft cushion that is filled with 1.5-in 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 human spine, relieving the stress on your neck and back so as to keep a most comfortable position. Besides, the office chair is specially equipped with swivel casters for easy movement. Adjustable seat height satisfies your different needs of table height; cushioned seat which is full of high-density sponge offers comfort Heavy-duty structure endures stability and durability of this chair Breathable mesh promotes air circulation helps you stay in cool; durable iron base in five claw structure is stable and reliable Material: iron, mesh, sponge; net weight: 10.5 lb; overall dimension: 16-in x 15.5-in x (29.5-34) (L x W x H); capacity: 250 lb Easy to assemble with clear instructions and easy to move with wheels Costway Turquoise Contemporary Ergonomic Adjustable Height Swivel Task Chair