Amazon.com: Joymoze Girl Laptop Backpack Set with Lunch Bag 。?Durable and practical high quality water resistant polyester, the material is anti-tear and easy clearing. Sturdy nylon zipper with metal slider and rope puller are for stable performance, more smooth, not easy break, and flexible open and close.Adjustable padded shoulder straps for carrying comfortable. ?Dimension:12*5.3*17 Inches (Length*width*height). Backpack Weight: 1.3LB. Main compartment with double-zipper closure; 1 exterior front zipper pocket; sides pockets can hold water bottle and umbrella; Interior: 15.6 inches Laptop pocket; 6 slip pockets,2 pen sleeves,1 key ring. Roomy compartment and lots of pockets. ?Classical pure color pair with a beautiful butterfly buckle and two reflective strip, for more fashion an safety. A luggage strap allows backpack fit on luggage/suitcase, slide over the luggage upright handle tube for easier carrying.With a hidden anti theft pocket on the back protect your valuable items from thieves. ?External USB port with built-in charging cable, offers you a more convenient way to charge your phone and listen music while walking. Not only that, the backpack has a headphone hole for you to enjoy music. Please noted that this backpack doesn\'t power itself, USB charging port only offers an easy access to charge. ?Lunch bag is made of environmentally-friendly high quality nylon material. Dirt-resistant easy to clean, Equipped with eco-friendly waterproof polyester lining that is soft, leak-proof, and insulated interior.