Eucladoceros Ergonomic Office Chair with Adjustable Armrests & Headrest - Lift Up Backrest Desk Chair with 3D Lumbar Support - Tilt 90°-125° - 150KG Weight Capacity - Ideal for Home Office(Black)ADJUSTABLE ERGONOMIC SUPPORT The computer office chair is features an 10cm height adjustable S curve backrest that contours to your spine, reducing pressure on shoulders and waist. The 3D lumbar support targets lower back pain, making it ideal for 8+ hour workdays. 3D CUSTOMISABLE COMFORT This home office chair has multi directional armrests (height depth pivot) and pivoting headrest adapt to your posture. Perfect for typing, gaming, or Zoom meetings