The actual colour of the school backpack maybe a little different from the picture shown due to the different screen of display or different production batch. The girls backpack is made of Soft Sturdy Polyester and quality Double Zippers, Comfortable, Water Resistant and easy to wipe off. Cotton lining,,Zipper closure. Perfect Size: 15.7"x 4.5"x 10.2"(H*W*L), ideal kids backpack for boys to preschool, kindergarten, daycare, and other day trips , With roomy main compartment to fit all of the little boys school supplies,cloth,snacks. Ultra-Durable and Easy to Clean. The boys preschool backpack is made of durable water-resistant polyester which is lightweight and easy to clean, the children can have fun without worrying about their backpack getting dirty. Kids backpack used better Comfortable Design. boys bookbag with padded adjustable shoulder straps and air mesh cushioned back panel can offer support and comfort, while the chest strap stabilizes the load throughout the day's activities.