... polyester/PVC Two front zipper pockets Trendy Gilrs School Trolley Backpack 1. Product InformationModel numberA6611Material600D polyester/PVC ... hinges for bags such as backpacks, travel bags, school bags, cooler bags, lunch bags, cosmetic bag, ... quality, competitive price and timely shipment. School Trolley Backpack | School Backpack | Kid Bag | Backpack | School Bag | Daypack | Rucksack| Backpack Bag ...