Sammy-H,upgraded version 2D lumbar support staff mesh office chair height adj. des other is 16mm thickness board

other is 16mm thickness board

1) New design ergonomic mesh office chair& 2D headrest

1) High back mesh ergonomic office chair with 3D headrest

black/blue/red)3) Fabric padded seat with high density foam inside4) Height adjustable armrest with soft PU armpad5) Multi-functional mechanism with back reclining & 3 positions locking function6) BIFMA passed CLASS 3 gaslift7) BIFMA passed 340mm nylon base + BIFMA passed 60mm PU nylon castors

4) Grey 3D armrest with soft PU armpad

Sammy-H,upgraded version 2D lumbar support staff mesh office chair height adj. des other is 16mm thickness board1) High back staff mesh office chair & 2D headrest 2) Mesh back + black PP back frame (Back strength test 102KGS)+ 2D lumbar support 3) Height adjustable armrest with PU armpad 4) Fabric padded seat with high density foam inside 5) BIFMA passed CLASS 3 gaslift 6) Butterfly mechanism with tilt & lock function 7) 310mm PP base & BIFMA passed 50mm castors