1: High back office chair with nylon glass fiber frame
2: Up and down adjustable headrest
3: 2D armrest(left and right,up and down) 4:40 high density foam
5: One position lock mechanism
6: Adjustable Cushion lumbar support
7: $320Aluminium base 8:#100 chrome gas lift
9: 450mm black nylon casters
Black 
Mesh back
Fabric seat