The backpack & lunch box are made from durable 300D polyester & iridescent sequin materials. The backpack has 2 side mesh pockets for extra storage and padded back & adjustable padded straps for extra comfort. The classic lunch box has a padded handle and is insulated to keep lunch and snacks fresh throughout the school day. Great for elementary school, travel, sleepovers, and camp, this kids’ backpack set will be used all year long.