Shipping is free on orders over $25! Clip a 50% off coupon on the product page to get this item at a deal price. About this item: - Arms Adjustable: The stylish and flip up armrest design can slide the chair under the table to save your room space. Height Adjustable: Pneumatic height of the computer chair will adjust from 18.11 inch to 21.06 inch, meet your different height needs.90°-120°rocking style could comfortably support for you body. - Comfortable: The updated backrest could be freely adjusted up and down, creates total spinal support and relieve the pressure on the back, provides extra comfort for daily use. - Thick Padded Mesh Office Chair: Thick padded seat cushion provides all day comfort.Breathable high density mesh material keeps away the buildup of heat and humidity to the body. - Durable: The ergonomic office chair has high bearing capacity base and 360° swivel silenced rolling wheels, which can be used for many years.