Jom Tokoy Polyester Drawstring Bag for Kids Gym Bags 15 11 Inches (Baseball) Material and Size: Polyester, 15*11 inches After filled backpack Color: Black White Blue Pink Purple Yellow etc Advantages: Large capacity, light weight,small volume, easy storage, environmental protection Reusable Perfect for: School trips shopping and leisure Fashion: Optionally many kinds of designs, nice for you,your friend or your family