Oka-H, Boss executive black high back mesh office chair sillas de oficina with 2D lumbar support adjustable armrest ergonomic chairs File cabinet 5mm thickness butterfly tilt&lock mechanism

5mm thickness butterfly tilt&lock mechanism 6) BIFMA passed CLASS 3 gaslift 7) BIFMA passed 310mm grey nylon base with BIFMA passed 60mm nylon PU castors

3) PU seat with injection molded foam inside + seat bottom with plastic cover

2) Mesh back + nylon back frame ( V shape design fixed lumbar support)

3) Grey fixed armrest

high density foam inside 3) Fixed chrome metal armrest with PU padded armpad3)Multi-fuctional mechanism with tilt & lock function 4) BIFMA passed CLASS 3 gaslift5) 350MM chrome metal base with BIFMA passed 50MM PU nylon castors

Oka-H, Boss executive black high back mesh office chair sillas de oficina with 2D lumbar support adjustable armrest ergonomic chairs File cabinet 5mm thickness butterfly tilt&lock mechanism1) 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