Come and see our amazing products. You can easily fold this lightweight backpack into a small cylinder shape for storage, and unfold it when necessary. The small bag attached to it can be used to put a water bottle or store the folded bag. Our backpack is made of thick sturdy and water resistant polyester. It's roomy enough for your clothes, towel, journal, etc. The durable handle, double zippers, adjustable straps and hook make it convenient to use. The price includes the shipping cost to ca. QTY for 10000pcs and over by ocean. Pls confirm with us about the packing info, stock status and exact production time before placing your orders.