Travel Backpack, Carry On Backpack Flight Approved with USB Charging Port, Extra Large Backpack, 40L Expandable…

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【Expandable Large & Multi-Compartment】: This extra large backpack features expandable function. You can easily increase the thickness of the heavy duty backpack by 3.5″ to make the travel backpack capacity up to 40L and install 3-5 days travel clothing. Multiple functional pockets ensure you’ll get large storage and multiple compartments to keep your personal belongings well-organized and get them easily whenever you need, like college supplies, travel accessories for easy access to essentials.
【TSA Approved & Practial】: The large travel backpack airline approved can be freely unfolded 90-180 degrees, allowing you to quickly pass through airport security and keep things tidy. The luggage strap on back allows the mens backpack for travel to securely slip over the handle of any rolling luggage for hands-free transport, easier carrying. Don’t have to carry travel backpack on your back, relieve your back stress while you take it to the flight. A perfect travel gifts for men women.