Oka-H/M/V(Nylon base)-Red/Blue,High Back Office Chair Executive Gaming Office Chair

1) High back ergomonic mesh office chair with 2D headrest & cloth hanger2) Nylon mesh back + nylon back frame +2D lumbar support( botton with three colors for options, black/blue/red)3) Fabric padded seat with high density foam inside4) Height adjustable armrest with soft PU armpad5) Multi-functional mechanism with back reclining & 3 positions locking function6) BIFMA passed CLASS 3 gaslift7) BIFMA passed 340mm nylon base + BIFMA passed 60mm PU nylon castors