This office chair adopts true ergonomic innovation to provide a comfortable experience for people who sit for a long time. The bionic curved backrest, independent lumbar support and scientifically divided areas provide specialized support for the neck, spine and lower back to maintain spinal health. The chair has tilt lock, multi-angle lock, hidden retractable footrest, which can flexibly adjust the seat, relieve leg fatigue, and ensure a comfortable nap when resting. The full mesh design ensures breathability, while the high-quality dragon scale mesh and ergonomic curved seat cushion can relieve pressure, so you will not feel tired even if you sit for 8 hours.