Sunny, Modern White Durable Stackable Plastic Office Training Chair with Armrests 2D Lumbar 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

with blue table screen

The whole chair can passed BIFMA standard1) High back ergonomic mesh office chair with adjustable headrest in height & angle

with seat sliding(+4

2) Mesh back + black PP with fiber back frame

Sunny, Modern White Durable Stackable Plastic Office Training Chair with Armrests 2D Lumbar 3) PU/Fabric padded seat with1) Ergonomic stackable training chair; 2) PP with fiber backrest; 3) No fabric padded PP with fiber seat. 4) PP with fiber armpad5) 12mm Chrome solid steel frame6) Quality warranty: 3 years. Aavailble PP colors: yellow, grey, blue, white