Come and see our amazing products. 210D Polyester Material, 2 straps each side, Can be a backpack, drag the string to close the bag, and drawstring design allows you store things quickly and take them in and out easily, universal lightweight, reduce your shoulder burden, you nearly can't fell its weight. You can use it as a computer bags or travel sports backpack. The price includes the shipping cost to ca, QTY for 3000 and over by ocean. 100% guarantee for quality. Rush service is available. Pls confirm with us about the packing info, stock color and exact production time before placing your order