Come and see our amazing products. This backpack is made of oxford cloth and polyester fiber,It has a lightweight design. It is strong enough to fit. It can be used for daily travel, fitness, mountaineering, leisure shopping, long-distance travel and other purposes. Have it quickly and travel with your friends. The price includes the shipping cost to ca, QTY for 500pcs and over by ocean. Pls confirm with us about the packing info, stock color and exact production time before placing your order