Danny-H(Black frame),New model comfortable ergonomic office chair sychronized mechanism 3) PU/Fabric padded seat with

3) PU/Fabric padded seat with injection foam inside + plastic seat bottom cover4) 3D adjustable armrest with soft PU armpad 4) BIFMA passed CLASS 4 bchrome gaslift5) Muti-functional mechanism with back reclining and locking at 4 positions function

3) 3D armrest

3) PP with fiber seat

12mm thickness stainless steel leg

2) Mesh back with PP back frame + 2D lumbar support & 2D headrest & clothes hanger

Danny-H(Black frame),New model comfortable ergonomic office chair sychronized mechanism 3) PU/Fabric padded seat with1) High back mesh ergonomic office chair with 3D headrest 2) Black PP with fiber new material back frame + nylon mesh back & seat + height adjustable 3D lumbar support 3) 3D armrest with soft PU armpad 4) Multi fucntional mechanism with back reclining & 4 positions locking function+seat sliding 5) BIFMA passed CLASS 3 gaslift 6) 350mm chrome metal base + BIFMA passed 60MM nylon & PU castors