[Ergonomic Design]: The chair is ergonomically designed that fits human spine and natural body curve, it offers head, back, and lumbar support, let you have more comfortable working, studying, and computer playing. [Mesh Seat and Back]: It uses high grade mesh cloth for the chair back and seat, there is no cushion in seat, but it is more comfortable to sit in as this mesh has high resilience and toughness, more breathable that is comfy even in warm days, unlike the padded seat, it is more durable that will not sunk after extended time of use. [Tilt and Lock]: The chair has reclining and three angles locking mechanism, that are 90, 110, 115 degrees fixable. You can enjoy tilting after long periods of working to relax your head, neck and shoulders, or take a nap at lunch break. [Back and Lumbar Support]: The high backrest can offer proper support to your spine and shoulders, even you have sat for long hours. The soft lumbar support with height adjustment can meet different body types sitting preferences. [Headrest and Clothes Hanger]: The chair has headrest which is turnable and height adjustable, to better fit your sitting, and it can offer an ergonomic balance support to your head, neck and shoulders. The clothes hanger behind the chair offers much convenience to commuters or people work from home.