Hzuaneri Ergonomic Office Chair, Computer Chair, Gaming Chair, Mesh Chair, Adjustable Lumbar Support and Headrest, Maximum Load Capacity r150kg, Height Adjustable, Black ON00199B[Ergonomic Office Chair] The S shaped backrest and swivel headrest of this office chair provide excellent support for your lower back and neck. The wider design of the backrest adapts perfectly to your back and provides stable support for your shoulders and back [Self adjustable] You can adjust the position of the headrest, lumbar support, armrests and seat height as you like for a comfortable sitting position. When you want to rest, you can also