Lisa-H，high back ergonomic mesh office chair full backrest is 6CM height adjustable $50-$100 6) BIFMA passed 320mm nylon

6) BIFMA passed 320mm nylon base with BIFMA passed 50mm PU nylon castors

2) Full backrest can be height adjustable

1) Modern design ergonomic mesh office chair 2) BACK: Mesh back with black PP with fiber back frame

5mm butterfly mechanism with tilt & lock function & tilt tension adjustable 5) BIFMA passed CLASS 3 chrome gaslift 6) 300mm chrome metal base & 50mm BIFMA passed PU nylon castors 7) Quality warranty: 3 years

4) 3D armrest

Lisa-H，high back ergonomic mesh office chair full backrest is 6CM height adjustable $50-$100 6) BIFMA passed 320mm nylon1) 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