1.pu leather 2.paded nylon armrest,tilt mechanism,nylon base ... choose. 5.OEM accept pu leather,hot sale,fashionable,more colors,ISO,SGS office chair NF-3017 1.material:pu ... armrest,tilt mechanism,350mm nylon base,rubber casters.3.chair size:W x D x H: 69 x 72 ... ,schoolfurniture,bar chairs,ect. .. office chairs, pu leather office chair, hot sales and fashionable office chair, more colors, ISO, SGS, office ...