Sweet And Crispy Ergonomic Home Desk Adjustable Height Mesh Computer, Up Arms. The design of the backrest fits the shape of the human spine, the desk chair will give your back strong support. Thick high-density natural sponge also can relieve the hip pressure to offer you comfort. The backrest is made of high-quality breathable mesh to keep you cool and comfortable. Flip up armrests show the flexibility of this computer chair. By adjusting the seat height to meet your work and daily needs. Office chair desk chair adjustable chair ergonomic task chair rolling chair swivel chair mesh chair computer chair armrest chair ergonomic rolling swivel task chair mesh office chair executive chair task chair office mesh chair computer desk chair mesh chair armrest chair suitable adjustable chair mesh chair office chair ergonomic task chair mesh chair computer chair mesh office chair ?Ergonomic Design?: The back of office chair supports closely fit the human spine, the back of the desk chair is designed with a natural S-shaped body curve, which can reduce back pressure and prevent hunchback. ?Sturdy and Durable?: The comfortable home office chair with a heavy-duty durable base is very sturdy and can support up to 275 lbs. The comfy arms work chair supports your body better. This small desk chair has a wide range of applications and is ideal for people who work for a long time. ?High-Quality Materials?: The seat cushion of the mesh office chair has a slightly concave design and is made of high-quality foam and fabric, which is both firm and soft to provide you with a comfortable sitting position. The unique mesh design is skin-friendly and breathable and keeps you cool all day. ?Flexible Adjustment?: You can pull out the lever and turn the elastic device under the seat cushion of this task chair to control the rocking angle of the backrest. Also, the desk chairs with wheels are very easy to slide freely to protect the floor. ?Flip-up Armrest?: You can flip or lower the armrest of the desk chair to suit your different needs. Armrests provide comfortable support for your arms when in use. When not in use, it can be flipped up to save space effectively.