Massage lumbar support: the massage lumbar support from gaming chair with vibrations relaxes your lower back during sedentary activities. COMFORTABLE TOUCH The soft headrest provides precise support for shoulders and neck. The adjustable footrest ensures a comfortable sitting experience, while the thick, high-density foam cushion allows for a particularly comfortable sitting position. Adjustable Backrest The backrest of the gaming chair can be adjusted and fixed at any angle between 90 and 150 degrees. So you can play or work at different angles. STRONG AND DURABLE With an internally reinforced, dustproof 5-star base, it can easily withstand loads of up to 150 kg. The reinforced gas springs and base ensure safety and resilience, so you will enjoy this chair for a long time. Easy installation: thanks to the quick coupling construction, the gaming chair can be installed in less than 30 minutes. If you have any problems during use, please contact us via Amazon in time. Your satisfaction is our original intention.