The Vista High Back Chair is a Physio approved office chair that offers exceptional comfort and support. With a Lumbar pump for extra support in the lower back, this chair is perfect for those who spend long hours sitting at a desk. The 2-dimmensional adjustable arms included provide additional support for the arms and shoulders, while the Integral torsion control allows the chair to adjust according to the user's weight. The Heavy duty asynchro mechanism chair with seat slide allows the user to move the seat and back separately, providing maximum comfort and flexibility. Whether you're working from home or in the office, the Vista High Back Chair is the perfect choice for anyone looking for a comfortable and supportive office chair.