Mesh Office Chair with Adaptive Lumbar Support Flip-up Armrests Reclining Backrest-Black

-Designed for office workers who need to work and sit for several hours-Ergonomic design better relieves the pressure on the back and lumbar spine-Comes with a lumbar support to ease spinal stress and reduce back pain-Control lever and tension control (tight and loose) for easy adjustment-Adjustable armrests meet the preferences and needs of different users -Flip-up armrests to save space and provide more flexibility-Adjustable headrest is designed to provide comfortable support for your neck-Adjustable seat height and 360°rotation suit different needs-Breathable mesh and soft sponge give you comfortable and cool sitting experience-Premium gas lift with SGS certification serves for a long time-Heavy-duty 5-claw metal structure ensures high-intensity support-Flexible wheels can rotate 360°easily without making too much noise● Ergonomic Lumbar Support: The ergonomic mesh office chair provides optimal support for your body during long work hours. The high back design large curved surface