Elastic Adaptative Adjustment Back Lumbar Support Computer Chair High-Density Breathable Mesh

There is a protective cover on the head of the Lifting lever, please remove it before installation. There is an installation video on the purchased product link to guide you step by step to assemble the chair.(The video is on the seventh picture, you just need to turn the main picture to see). If you encounter any problems, you can read all the pictures or consult customer service, we will help you solve them as soon as possible. thank you for your purchase.

1. Product Parameters

2.Detailed Photos