An allover giraffe pattern give these backpacks an adventurous feel. They're rugged and roomy - plus have lots of pockets, exterior straps and gear loops that keep everything in place. Made from rugged, water-resistant 600-denier polyester. Preschool backpack holds a snack, a change of clothes, and a favorite toy. Small backpack holds a lunch bag, 2 small notebooks, 2 books, and a water bottle. Large and Rolling hold a lunch bag, 1 large notebook, 2 small notebooks, several books, and a water bottle. Rolling backpack features sturdy wheels and straps that can be stored behind a fabric panel when used as a rolling backpack. Small, Large, and Rolling backpacks feature an MP3 player pocket cutout for headphone cords. All backpacks have adjustable straps that are contoured and padded to ensure a comfortable fit; padded back panel adds extra cushioning. Exterior straps hold a lunch bag (sold separately) securely in place. Exterior side pockets are designed to hold our Klean Kanteen water bottles (sold separately). Personalization is available for an additional $7.00.