Oka-H, Boss executive black high back mesh office chair sillas de oficina with 2D lumbar support adjustable armrest ergonomic chairs height adj. des 7) BIFMA passed 340mm black

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

2) Mesh back + 2D lumbar support & nylon back frame & 2D headrest

7) BIFMA passed 350mm black nylon base + BIFMA passed 60mm PU nylon castors

seat with botton can handle back reclining & 180 degree positions locking function 7) BIFMA passed CLASS 3 gaslift + chrome metal footrest with 30KGS weight capacity8) BIFMA passed 340mm nylon base with BIFMA passed 60mm PU nylon castors

3) SEAT: Fabric padded seat with high density foam inside 4) ARMREST: 3D armrest 4) GASLIFT: BIFMA passed CLASS 3 chrome gaslift5) MECHANISM: Muti-functional mechanism with back reclining and locking at 3 positions function

Oka-H, Boss executive black high back mesh office chair sillas de oficina with 2D lumbar support adjustable armrest ergonomic chairs height adj. des 7) BIFMA passed 340mm black1) High back ergomonic mesh office chair with 2D headrest & cloth hanger 2) Mesh back + nylon back frame +2D lumbar support ( botton with three colors for options, black blue red) 3) Fabric padded seat with injection molded foam inside + plastic cover 4) Height adjustable armrest with soft PU armpad 5) Multi functional mechanism with back reclining & 3 positions locking function 6) BIFMA passed CLASS 3 gaslift 7) BIFMA passed 340mm nylon base + BIFMA