Comfortable airflow back design with thick with high quality waterproof polyester material and dual metal zippers. Serve well as a professional laptop backpack. Adjustable padded shoulder straps for comfort and ergonomic support; breathable mesh back panels for comfortable carrying. Luggage strap for easy access to suitcase rails. Reinforced dual top handles for easy carrying. It’s a great traveling laptop backpack for men women student. Travel laptop backpack provides space for 15.6-inch laptop,as well as 15.6'' Inch,14 Inch and 13 Inch macbook/laptop. Large compartment offers a series of organizer pockets to hold travel items, headphones, clothes camera, power bank, books. Dedicated front small items compartment and two side water bottle pockets. Anti-theft back zipper pocket for wallet, cards. Makes your items organized and easier to find. The travel business backpack offers great convenience for charging your phone. Connect your own cable to the USB charger port outside and use the built-in charging cable inside to connect your own power bank. The headphone hole gives easy access to earphone usage and frees your hands when enjoying audios, music while walking. This backpack is perfect to be a daypack. Perfect for going to school, work, weekend get-away, biking, camping, gym, travel, etc.Ensure a secure & long-lasting usage everyday & weekend. Slim USB charging bag pack, good gift for college high school big student for boys, girls, teens, adults. This bag can convert to backpack, shoulder bag and briefcase,just you want it to be. So convenient for carrying. Backpack style:Comfortable back strap system, easy and convenient to load on your back. Shoulder bag style: One back pocket for hiding the back straps, when you use it as a shoulder bag. Messenger bag style: One back pocket for hiding the back straps when you use it as a messenger bag.