Joy-H, Boss ergonomic modern revolving mesh modern office desk chair with adjustable headrest in height Material:Mesh+Fabric with SGS test report) 2)

with SGS test report) 2) Mesh back + height adjustable lumbar support & nylon back frame & height adjustable headrest3) Seat with high density sponge with mesh fabric uphostery4) Heigh adjustable armrest with soft PU armpad5) BIFMA passed CLASS 3 gaslift6) Muti-functional mechanism with seat sliding & back reclining and locoking at 3 positions functions7) 350mm aluminum five star base & 60mm BIFMA passed PU nylon castors

1) Mid back PU office chair2) PU padded seat && back

7) 350MM aluminum five star base & BIFMA passed 60MM PU nylon castors

1) Simple mid back mesh office chair2) Mesh back + black PP with fiber back frame3) Foldable armrest with soft fabric padded armpad4) Fabric padded seat with high density foam inside + plastic seat cover 5) 3

5mm thickness butterfly tilt&lock mechanism 6) BIFMA passed CLASS 3 gaslift 7) BIFMA passed 330mm white nylon base with BIFMA passed 60mm nylon PU castors

Joy-H, Boss ergonomic modern revolving mesh modern office desk chair with adjustable headrest in height Material:Mesh+Fabric with SGS test report) 2)1) High back ergonomic mesh office chair with adjustable headrest in height; 2) Mesh back + height adjustable padded lumbar support (+7CM) & white PP back frame; 3) Fabric padded seat with high density foam inside; 4) Height adjustable armrest with soft PU armpad; 5) BIFMA passed CLASS 3 chrome gaslift; 6) Muti functional mechanism with back reclining and locking at 3 positions function ,with seat sliding (+4. 5CM); 7) 350MM aluminum five star base &