Ergo-H, Factory Wholesale Designer Swivel Chairs Executive Portable Office Computer Chair Executive Office Chairs High Back Low File cabinet 2) Mesh back + nylon

2) Mesh back + nylon back frame +2D lumbar support

full backrest can height adj

3) PP with fiber seat

2) SEAT & BACK & ARMREST: Fabric padded seat with metal frame & injection foam inside

2) Fixed PP armrest

Ergo-H, Factory Wholesale Designer Swivel Chairs Executive Portable Office Computer Chair Executive Office Chairs High Back Low File cabinet 2) Mesh back + nylon1) Luxury ergonomic mesh office chair + 2D headrest2) Nylon back frame +nylon mesh height adjustable backrest + separate lumbar support with sping (4 colors options for back plastic cover, black sliver red blue)3) 3D armrest with soft PU armpad4) Nylon mesh seat5) Multi functional mechanism with back reclining & 3 positions locking + seat sliding function6) BIFMA passed CLASS 3 gaslift7) 350mm aluminium base & BIFMA passed 60MM nylon castors