1. Backrest+Seat: PU
2. Molded foam padding for seat and armrest
3. Multi-functional mechanism
4. #350 aluminum alloy base1. Backrest+Seat: PU
2. Molded foam padding for seat and armrest
3. Multi-functional mechanism
4. #350 aluminum alloy base
5. #60 black PU castor
5. #60 black PU castor