It conforms to the ergonomic design, and the back seat surface has a slight curvature to increase the comfort Our computer chair is made of high-density PET material, and the overall chair is transparent and smooth surface Modern and simple style chair. Transparent and luxurious appearance, it is a perfect gift for family and friends Assembly instruction and assemble tools are included, easy to install.Most people can do in 10-15 minutes. Please note: All colors on our website are for reference only, actual product colors may vary a little bit, due to different color settings of every screen device.