Ergonomic Mesh Desk Chair Essential and comfortable office chair A high-performance office chair that combines science, comfort, and durability. The Inbox Zero ergonomic office chair, give you and your family a unique warmth. A variety of colors are available to meet your different needs. Simple and elegant, in keeping with the modern style, it is suitable for study, office, conference room, and other places, and is also the best choice for gifts to others. The butterfly-shaped lumbar support protects the lumbar spine and relieves the fatigue of long-term work.Parameter:Material: high-quality breathable meshSeat cushion width: 53.08cmOffice chair backrest width: 52.83cmHeight adjustable office chair: 95.25cm-105.41cmAdjustable armrest angle: 90 °Adjustable backrest angle: 90 ° -120 ° Frame Colour: Black, Upholstery Colour: Black