USB Backpack is Durable and Anti-Theft Laptop Backpack with Water resistant and superb quality soft polyester with exquisite workmanship, wrinkle-free and sturdy. Smooth zippers and Anti-Theft Combination Lock to ensure a Secure & Long-Lasting usage. 3 MAIN pockets, 9 INNER pockets, 2 SEALED SIDE pockets, 1 anti-theft BACK pockets & 1 KEY FOB HOOK. Provides a separated space for your Laptop, iPhone, iPod, pen, keys, wallet, books, clothes, bottle and more. Make things lay in the bag organized, Easy to find what you want. Convenient USB Charging Port and Headset Port: with external USB charger port and built-in charging cable inside, this laptop backpack offers you a more convenient way to charge your phone while walking. But this backpack doesn't power itself, you have to connect a power bank inside to charge your phone, and the power bank is NOT included. And the headphone interface frees your hands when enjoying audios, music, etc. Best Casual Daypack: Breathable and padded back panel, reinforced bottom, adjustable, breathable, wide and padded air mesh shoulder straps provide more comfort. Nice Choice for business trips, office work, college school, travel, walking, camping, dating or any other daily occasions, also Great Choice for Birthday, Christmas gift.