Mike-H(white nylon),combines fashion and comfort high back ergonomic mesh office chair Material:Mesh+Fabric 5) Multi-functional mechanism with back

5) Multi-functional mechanism with back reclining & 3 positions locking functions

4) Multi-fucntional mechanism with back reclining & 4 positions locking function+seat sliding

the other is 1

with two doors & lock

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) BIFMA passed 340mm nylon five star base & 60mm BIFMA passed PU nylon castors

Mike-H(white nylon),combines fashion and comfort high back ergonomic mesh office chair Material:Mesh+Fabric 5) Multi-functional mechanism with back1) High back ergonomic mesh office chair with adj. 2D headrest with fabric padded & clother hanger 2) Full backrest is height adjustable(6 locks); Nylon mesh back with white nylon back frame + height adjustable 2D lumbar support in height & depth with foam padded; 3) PU Fabric padded seat with injection foam inside + plastic seat bottom cover 4) 3D adjustable armrest with soft PU armpad 5) BIFMA passed CLASS 4 bchrome gaslift 6) Multi functional