Large Capacity Multi-pocket Backpack: The Travel backpack with many compartments, holds about 40L. The main pocket can hold your travel goods,fit 5-8pcs clothes. Front compartment The front compartment with various pockets can be used to store notebooks, pens, earphones, and other small items, for quick pick out. The Travel Bag has a built-in laptop compartment that fits most 15-inch laptops and is situated close to your back. With USB Charging Port: USB interface design, great convenience for charging your electronic devices via connecting your own power bank, so this USB backpack offers you a more convenient way to charge your phone while traveling. With Trolley Sleeve & Anti-theft Pocket: A trolley sleeve on the back allows the travel backpack to attaches to the handle of a carry-on luggage for hands-free transport, easier carrying. With a hidden anti theft pocket on the back protect your valuable items from thieves. Independent Shoe Compartment & Wet Bag: The front Wet bag of the flight approved waterproof travel backpack with high-density waterproof material can help you to separate dry items from wet items like wet clothes or towels Adjustable Breathable Shoulder Straps: The laptop backpacks robust padded straps and back panel for walking stable and comfortable. A removable sternum strap that connected its two shoulder straps, as well as an air-mesh ventilated back panel that helped minimize back sweat. THIS ITEM IS NOT INTENDED FOR USE BY CHILDREN 12 AND UNDER.