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

Color Black Material Mesh, Sponge, Nylon, PU, Metal, PlywoodOverall Dimension 28" x 28" x 46"-50"Seat Size 20.5" x 21.5"Backrest Size 20.5" x 23"Dimension of Headrest 13" x 6.5"Adjustable Seat Height 17.5"-21.5"Height from Armrest to Ground 26.5"-30.5"Length of Armrest 26.5"Thickness of Seat 4"Net Weight 31 lbsWeight Capacity 350 lbs