Come and see our amazing products. Popular Drawstring Backpack w/ Reinforced Corners. This 13.7"W x 16.5"H Backpack is made using 420 denier polyester materials and is available in a wide variety of color options to suit your corporate aesthetic, team colors and more. These trendy Drawstring Backpacks feature a large Imprint Area. Ship by ocean when order 50000 pcs or more. Pls confirm with us about the packing info, stock color and exact production time before placing your order.