This office chair is specially designed for prolonged sitting. It features an ergonomic structure that precisely conforms to the spinal curve, disperses body pressure and relieves fatigue in the waist, back and neck. The lumbar support can be flexibly adjusted to suit different heights and sitting postures, providing targeted support for the lumbar vertebrae. The 360° rotating base, combined with silent rollers, makes it easy and effortless to turn and retrieve items. Easy to install, equipped with tools and illustrated instructions, it can be completed by one person in 15 minutes. It is suitable for various scenarios such as working from home, studying in the study room and working in enterprises, and is an ideal choice that combines comfort and efficiency