● An ergonomic adjustable backrest (90° to 180°) is designed for resting gaming working etc.● Back massaging support alleviates pain for greater comfort● Easily adjustable seat height to meet different requirements● A high-density cushion ensures structural stability and long-time use● Faux leather upholstery for increased softness excellent durability and breathability● Adjustable armrest provides soft support for your arms● 360° swivel chair for convenient maneuverability● 5-claw base disperses pressure exerted on the chair for increased stability● Smooth-rolling wheels allow you to move around with ease● Suitable for both gamers in the gaming room and workers in the office  Installation guide