Chris-H，Fixed Black Armrest Curved backrest office chair Alumiuium armrest 6) Multi-functional mechanism with back

6) Multi-functional mechanism with back reclining and locking at 4 positions function

7) BIFMA passed 340mm black nylon base& BIFMA passed 60mm black PU nylon castors

7) 320mm black PP base + BIFMA passed 50mm PU nylon castors

7) 330mm PP base & BIFMA passed 60mm nylon castors

Chris-H，Fixed Black Armrest Curved backrest office chair Alumiuium armrest 6) Multi-functional mechanism with back1) New design ergonomic mesh office chair+2D lumbar support 2) Nylon back frame +fabric padded seat with foam inside 3) Fixed armrest 4) BIFMA passed CLASS 3 gaslift 5) Butterfly mechanism with tilt & lock function 6) BIFMA passed 340mm nylon five star base&BIFMA passed 60mm PU nylon castors