Multifunctional Backpack | Durable Materials: The laptop backpack is made of high-quality fabric, with a zipper, and soft surface composite material, and is more comfortable in hand. Large Capacity: Travel backpack has 1 main pocket, front pockets, and 2 side pockets. Built-in laptop pocket fits Laptops. Convenient main pocket for chargers, binders, books, clothes, and more. The front pocket holds your wallet, phone, work ID, and door key. Two side pockets hold a water bottle and a compact umbrella to keep your things organized. Comfortable: Comfortable back design with soft padding, gives you maximum back support.Breathable and relieve the stress of shoulder and neck. Luggage straps allow the pack to attach to the suitcase and slide over the luggage upright handle tube for easy portability. USB Port Design: With built in USB charger outside and built in charging cable inside, this usb backpack offers you a more convenient way to charge your phone while walking. It’s a great tech gift for him from wife, daughter and son. Please noted that this backpack doesn’t power itself, usb charging port only offers an easy access to charge