Oka-H, Boss executive black high back mesh office chair sillas de oficina with 2D lumbar support adjustable armrest ergonomic chairs File cabinet 1) High back ergonomic mesh

1) High back ergonomic mesh executive chair with 2D headrest2) Mesh back with flexible lumbar support + PP with fiber back frame3) Fabric padded seat with injection molded foam inside4) 3D armrest with soft PU armpad5) Multi-functional mechanism with back reclining & one position function6) BIFMA passed CLASS 3 gaslift7) 350mm aluminium base with BIFMA passed 50MM PU nylon castors

4) Plane mechanism with back tilting & locking function

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

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

Oka-H, Boss executive black high back mesh office chair sillas de oficina with 2D lumbar support adjustable armrest ergonomic chairs File cabinet 1) High back ergonomic mesh1) 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