Our mesh office chair combines comfort, utility and mobility. Thanks to the adjustable 3D armrest and 2D headrest, your arms and neck can get extra support during long hours of work. Adjust the seat height and back angle with the advanced system to satisfy your different needs. The high back office chair features an ergonomic backrest, adjustable lumbar support and large arc seat for luxurious comfort. Made of ventilated and high density mesh, the backrest and seat can keep better air flow and avoid stuffiness. The heavy duty base with high load capacity allows you to use for a long time without breaking. What's more, the smooth rolling casters can rollover a variety of surfaces.