HY-518B

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