1）Headrest: black PU, high-density molded foam, height adjustable.
2）Back: imported PA material, mesh
3）Lumbar support: Black nylon, height adjustable
4）Armrest: adjustable armrest with soft TPU armpad, up & down
5）Cushion: Californian fireproof high-density molded foam, elastic cloth cover
6）Mechanism: 3-lock Mechanism
7）Class 3 gas lift
8）Base: High quality 340mm five star nylon feet
9）Castors: 60mm PU wheel (black)