Lisa-H，high back ergonomic mesh office chair full backrest is 6CM height adjustable

1) High back ergonomic mesh office chair with adjustable headrest in height (+7CM) & angle;2) BACK: Full backrest is 6CM height adjustable; Mesh back with nylon back frame + plastic fixed lumbar support;3) SEAT: Fabric padded seat with high density foam inside;4) ARMREST: Height adjustable armrest with soft PU armpad4) GASLIFT: BIFMA passed CLASS 3 chrome gaslift5) MECHANISM: Multi-functional mechanism with back reclining & locking at any positions function6) 350mm chrome metal base with BIFMA passed 50mm PU nylon castors