Ergonomic DesignOffice chair have ergonomic high back design, which has applied breathable and heat dissipating function. High-density sponge filled cushion is soft and not to be out of shape. A padded lumbar pillow is added to our computer chair to help relieving pressure on your lower back. Multi-Function AdjustableThis desk chair for adults could be easily adjusted by the pneumatic gas cylinder that rises and lowers smoothly and silently. Push the lever up and down to lock or unlock the backrest, available for 90-135 degrees of tilt. The headrest of the gamer chair can also be adjusted up and down, back and forth. Comfortable Sitting ExperienceThe reclining computer chair with retractable footrest. You can achieve the most comfortable sitting experience by adjust backrest and headrest combined with foot rest. These features allow you to have a pleasant experience and relax your mood while playing games, reading, and resting. Stable &