Advanced comfort: this chair provides continuous comfort, with a thicker seat than other racing chairs. The adjustable headrest and lumbar support provide firm support and help you relax at work and while gaming. Ergonomic design: this ergonomic chair gives you a comfortable, upright posture. Height adjustable, adjustable backrest Quality guaranteed: the chair complies with the BIFIMA standard, and the steel structure is more solid. Durable PU coating, high-quality sponge padding and elasticity. Maximum load of 150 kg Easy to assemble: all tools are provided with detailed instructions, you can install it yourself in 15-20 minutes. After-sales service: If you are dissatisfied with our products or services, please do not hesitate to contact us. The after-sales service team will resolve any issues in a timely manner. - The head and lumbar cushions will help you relax. - Seat size: 49 cm x 52 cm x 12.5 cm - Backrest size: 58 cm x 82 cm - Seat height: 44 cm-54 cm - Distance between armrest