Staff black executive office chair

1) Simple high back mesh office chair with 2D headrest
2) Mesh back + PP back frame (Back strength test more than 136kgs)
3) High density foam with fabric cover + fixed PP amrest
4)2.5mm thickness butterfly tilt&lock mechanism
5) BIFMA passed CLASS 3 gaslift
6) BIFMA passed 320mm nylon base with BIFMA passed 50mm nylon PU castors