Materials:
1. Headrest: Heatless Korea Mesh (KM-21)
2. Backrest: Heatless Korea mesh(KM-21)
3. Seat: High elastic foam wiht genuine leather cover.
4. Base: Polished aluminum star base.
5. Castor: Black nylon castors.
6. Lumbar cushion: S shape fabric with sponge.
7. Armrest: PU cover

Functions:
1. Mechanism: Manual-controled Synchronized, multi-angle tilt lock.
2. Lumbar cushion: Height adjustable(up & down).
3. Seat height: Adjustable(up & down).
4. Armrest: Height adjustable, left and right twistable. Outward applicable.
5. Headrest: Height adjustable.
6. Seat slide: Forward& backward slidable.
7. Seat tension: Seat tension adjustable.
8. Seat pan tilting: Seat can be tilt up at 5 degrees.
9. Seat width: Width extentable.