Office chair

1. Swivel chair with gas-lift height adjustment ; 2. Synchro-Balance Tilting Mechanism; 3.Central Tilting Mechanism; 4.Muti mass cam board 5.High density sponge; 6.Uphostered in halfblack leather(leather is used at the place contacting wiht human body while vinyl is used at other place) 7.Padded and upholstered in Fabric; 8.The color of leather can be chose; 9.The gas lift for staff series is imported from Taiwan while the one for Executive Chairs series is imported from German; 10.If request to upholster with special processing materials , the price would be increased as per requirement ;