Office Chair Ergonomic Home Desk Chair Mid Back Mesh Chair Rolling Swivel Computer Chair with Lumbar Support (Office Chair Light Grey)

[Ergonomic chairs are designed to support the human body and promote good posture. The naturally curved back conforms to the curves of the human body. Orthopedic design provides long-term back and lumbar support reducing back pain and blood circulation problems ensuring good work efficiency The breathable mesh fabric conforms to the contours of the body is more breathable and more elastic than ordinary materials and perfectly fits your back to provide lumbar support especially the lower waist. Paired with a soft padded seat cushion with comfortable thickness and elasticity to keep your skin sweat-free. Swing mode holding a single position for long periods of time will increase the burden on the back. Swing mode allows you to take a break and relax from your busy work. Pull out the adjustment lever under the seat cushion to swing the chair back and forth and push in the adjustment lever to stop the swing. The knob under the seat can adjust the diastolic pressure please turn the knob according to the instructions when using it for the first time. Height adjustment in order to adapt to users of different heights our chair allows the height to be freely adjusted within a range of nearly 4 inches and the seat height can be easily adjusted by gently lifting the adjustment lever under the seat cushion. In addition the height adjustable also allows you to match desks of different heights. "With 360 degrees of free rotation our chairs feature nylon wheels so no matter if your floor is tile plank or blanket it can glide easily and wont hurt your floor. The legs are made of sturdy and durable metal and can hold up to 270lb." Package includes: 1 chair; 1 assembly tool; 1 instruction. If you encounter any problem during installation you can always contact and point it out we will help you solve the problem within 12 hours]