Nicole-H,simple design new choice high back ergonomic mesh office chair steel mobile pedestal 6) Muti-functional mechanism with back

6) Muti-functional mechanism with back reclining and locking at 3 positions function

7) 320MM chrome base & BIFMA passed 50MM PU nylon castors

5) Donati multi-functional mechanism with back reclining & 4 positions locking + seat sliding + seat angle adj

2) White nylon back frame + double foam 2D lumbar support

Nicole-H,simple design new choice high back ergonomic mesh office chair steel mobile pedestal 6) Muti-functional mechanism with back1) High back ergonomic mesh office chair & 2D headrest 2) Mesh back + black PP with fiber back frame + adj. lumbar support 3) Fabric padded seat with high density foam inside 4) V shape fixed PP with fiber black armrest 5) 2. 5mm thickness butterfly tilt&lock mechanism 6) BIFMA passed CLASS 3 gaslift 7) 330mm PP base & BIFMA passed 60mm nylon castors