<ul><li>Adaptive Lumbar Support System: The spring-loaded design of the lumbar support is designed to move according to the angle of your body and body to provide firm support for your lower back even when you change the sitting position</li><li>Fully Adjustable Curved Lumbar Shape Adjustable height 60mm knob and position 40mm knob can be adjusted back and forth 40mm knob, which can be adjusted to the curve shape of the chair to perfectly support your spine</li><li>HIGH DENSITY FOAM CUSHIONThe seat base and backrest of the chair is padded with high-density cushioning to maintain its shape while providing surprisingly soft yet firm support</li><li>Reactive Seat Tilt and Reclining Up to 152 °: When you place your body in the backrest, you can instantly adapt to the weight of the user to experience seamless support. It also features a recliner seat that can be adjusted up to 152 degrees for the ideal angle</li><li>EPU GRADE SYNTHETIC LEATHERThe Razer Iskur V2 is made of high quality material that is not only softer than typical synthetic leather, but also durable and resistant to peeling and cracking</li><li> </li></ul>