Cover
Environmental PU leather cover
Foam
Comfortable hard foam, not prone to deformation over time
Armrest
3D adjustable armrests
Function
Synchro-Dynamic Mechanism
backrest adjust degree
180 degree
Gaslift
Class 4 gas lift support up to 150KGS
Wheel
PU cover nylon casters
Base
Stable 5-star nylon base
frame
Sturdy metal frame construction