... :18x17,5cm/pc ,9x17.5cm/pc 2.PU material ,factory price 3.1pc/bag,50-300pcs/ctn 4.OEM ... welcome WFK factory new arrival 2013 leather book cover leather book ... stationary6.PVC bag in high quality of pvc material that provide high level of transparency not only ... length, width, height, printing, material of the bag and the length, width, material of the handle.Your requirement ...