1. Height adjustable backrest with V-shape backrest for neck protection
2. 6D aluminium alloy armrest design with 180 degree adjustment spinning &
    elevating in different angles
3. Magnificent & stable back frame support
4. Seat depth adjustment with sliding forward & backward
5. 'Smart sensitive weight' with 4 position locking synchronize mechanism
6. High quality gaslift (Class 4)
7. Aesthetic modern aluminium die-cast base