1)Backrest:frame is PP, firmand accords human body curve to support the back. Elastic fabricwith mesh.
Dimension:67cmX53cm.
The whole chairhight:94cm—120cm

2)Armrest:Height adjustable andsoft PU padded.      
3)Cushion:Plastic shell contains aboard.The board thickness:1.2mm.The sponge thickness:60mm.Doubleelastic fabirc with mesh.The cushion dimension:50cm*49cm
4)Mechanism:Height adjustable;5locking&unlocking positions by just leaningbackward.Certificated by BIFMA-USA. PatentNO:ZL200620140054.9
5)Gas lift:Powdercoated;Certificated by BIFMA-USA.
6)base:Five-star plasticfoot;Painted;Diameter:320mm.

7) High qualitycaster.

20GP:200PCS; 40GP:414PCS;  40HC:485PCS

We''re a large manufacturer ofoffice furniture with 3 branches in Huzhou,Wenzhou&Foshanproviding office/executive/task/visitor chairs and theircomponents. Talk to me for more information!