fashion Backpack of ZZHENG BAG 1. Pockets and adjustable compression on both sides. 2. Any color and any design available fashion Backpack of ZZHENG BAG1. Pockets and adjustable compression on both sides.2. Any color and any design available,according to customer's requests.3. Printing:Your logo are welcome.4.We have our own factory ,is specialized independent manufacturer.5.Our proucts are ...