ERGONOMIC HOME OFFICE DESK CHAIR - Chirvana Model Zen is offering 6 supporting points(head/back/lumbar/hips/arms/thigh) to help you find the most comfortable position to sit, work or gaming. It best suits people from 5'5" to 6'2", adjustable headrest, lumbar support, seat height, seat depth and armrest makes it comfy for people of different heights. Especially when it comes to long hours sitting. ADJUSTABLE LUMBAR SUPPORT and 5D ARMRESTS - 3 gears up + 2 gears out adjustable lumbar support can relieve your lower back pain, coordinates with the 5D armrests, help your arms align with the desk effortlessly when using a computer. BREATHABLE WIDE MESH SEAT & SEAT DEPTH ADJUSTMENT - Soft and durable black mesh seat and back is a must for an ergonomic chair. High elasticity and air circulation prevent fatigue and sweat.This ergonomic office chair adds a touch of elegance to any office decor. While shock absorber and seatdepth adjustment Elevate comfort to the next level. V