ZUN Mesh Office Chair Back Height Adjustable with Wheel Legs,Lumbar Support, Adjustable 28920866

There is an adjustable lumbar support designed for your waist on the seat back. And the seat back can be adjusted up and down as a whole. They can both be adjusted to fit user height and are ergonomically designed to fully fit your waist and relieve back pain. Height Adjustable DesignThe ergonomic office chair high back height can be adjusted from 19.3 in-23 in. The armrests can also be adjusted by 2 inches and you can push your chair under the table to save space. Tilt Lock and Tension AdjustmentOur chair supports three levels of tilt and lock. At the same time, you can control the tilt tension by adjusting the knob, which allows you to choose freely. Perfect Head SupportOur headrest is adjustable for height(up/down) and angles(front/rear) and users can adjust it according to their preference.The headrest fits perfectly around the neck, allowing you to relax while working. More Comfortable Mesh Backing Office ChairWe've chosen a denser, softer mesh to allow your body to relax. Don't