This lumbar support chair instantly adjusts your posture, straightens your back, and releases your spine as if you were receiving guidance from a personal coach the moment you sit down. Say goodbye to bad habits like slouching and distorted posture, regain proper posture, protect your lumbar spine, and relieve fatigue. Embrace a new, comfortable experience without suffering from poor posture! 【Lever Principle & Ergonomic Chair】 The DEZIYUA pelvic support chair perfectly supports three key points: legs, buttocks, and lower back, without the need to exert any force. It's like a large hand gently supporting your back, ensuring your posture always maintains an ideal "S" curve! Even during long hours of exercise or work, sitting in this posture correction chair gives you an instant feeling of expansion, relieving lumbar fatigue. With long-term use, not only will your posture improve, but it will also help prevent lumbar disc herniation. 【Excellent Support, High Resilience, and Breathability】 The seat and backrest, filled with high-quality memory foam, closely conform to your lower back and envelop your buttocks, providing soft comfort. At the same time, you'll feel subtle support from your lower back, giving you the peace of mind to fully relax into the chair. The high-rebound seat effortlessly supports a weight of up to 100kg, remaining firm even after prolonged sitting, gently cradling your buttocks, evenly distributing pressure, and eliminating the buttock pain you experience with ordinary chairs. 【Lightweight 1000 Grams & Appropriate Size】 This posture correction chair not only boasts excellent performance but also offers a user-friendly design for a convenient experience. Weighing only about 1000 grams, it's an ideal choice for women and the elderly, allowing for easy lifting, moving, and maneuvering. Furthermore, the chair's 40*33*34cm size design makes it suitable for various environments, including office chairs, floor chairs at home, floors, and sofas.