Ergonomic Mesh Office Chair with Adjustable Height for Home Office-Black

-Adjustable headrest and lumbar support perfectly support your head neck and waist-90 ° flip-up armrests provide arm support and save space-Comfortable mesh fabric and sponge for ultimate comfort-S-shaped backrest with ergonomic design fits your spine curve-The rocking function relieves your fatigue-The height-adjustable lever allows you to freely adjust the seat height(19"-23")-SGS gas rod for stable lifting and strong load-bearing capacity-5-claw base keeps it stable-Designed with 5 universal wheels for hassle-free movement —� Adjustable Headrest and Lumbar Support: This mesh office chair features a headrest that is 60 ° angle adjustable and 1.8"/4.5 cm height adjustable providing you with customized neck and head support. The lumbar support can be adjusted up and down within 1.2" for optimized back support. —� Rocking Function and Height Adjustment: The rocking backrest can be adjusted from 90 ° to 105 ° for further relaxation. You can pull out the lever for unlocking and twist