Come and see our amazing products. This foldable backpack is made of nylon fabric. It is easy to be folded into a small zippered bag when unused. At outdoor occasions, it is convenient to keep some snacks, keyrings and coats. You can also put bottles or umbrellas in the small mesh bag at sides. The shoulder straps are adjustable and wide enough to make the traveler comfortable. Pls confirm with us about the packing info, stock color and exact production time before placing your order.