... 5000 pcs 4 factory Product Description Item0324-06 (polyester and high capability hiking or picnic backpack)Brand name:ZhongYiSource ... woven, nylon, PE, PVC, cotton fabric, PEVA, 600D polyester, aluminum foil etc.PRODUCTSNON-WOVEN bag, COTTON fabric bag, PE PP,, PET, PVC ... , excellent workmanship!3 we run flexibly--OEM and customize available. polyester and high capability hiking or picnic backpack