Made of an easy to clean and very durable polyester Includes one backpack with detachable lunch box (not insulated) Backpack features one large zippered compartment for binder, books and folders & two net side pockets for bottles Backpack with adjustable padded shoulder straps for additional comfort. Lunch box is easily strapped to the backpack Backpack dimensions: 16"H x 12"W x 5"D. Lunch Box is 8"H x 10"W x 2.5"D This awesome Ninja Turtles backpack with detachable lunch box is made with all the details that your little one will definitely love. The lunch box is easily removed from the backpack to make to complete separated pieces. The lunch box is not insulated and the backpack features padded adjustable shoulder straps for comfort. Your little one will surely love this product.