Come and see our amazing products. This product is made of polyester, Weight of 1 lbs., It is light weight and with good quality. Our price includes shipping cost to ca. 2 zipper for main bag, 2 Front bag and 1 Main bag, Double sided mesh pouch. The shoulder straps is breathable and adjustable, Nylon hand easy for carry. At the front bag, Attached is a reflective sticker, it make the kids walking in a dark road safer. Qty over 5,000 by ocean. Pls confirm further with us if any query about packing info, inventory status and time schedule.