Water-resistant and expandable travel backpack for laptops, for men and women, black, travel backpacks

✈Airline Under-Seat Luggage: This large-capacity travel backpack is the ideal carry-on for your trips. It's a convenient under-seat flight bag. Before expanding, this is the maximum size allowed for free cabin baggage when traveling with Spirit Airlines. It is also accepted by several other major airlines worldwide.
Expandable from 26 to 40 Liters and Large Capacity: This extra-large travel backpack with an expandable design offers you more storage space. Unzip it to 40L. It fits overhead and under the seat in its standard-sized configuration. This versatile backpack also meets airline carry-on requirements.
Multiple Compartments: The backpack features numerous compartments for organization and expansion. The main compartment can hold your travel essentials and can accommodate 5 to 8 items of clothing. The front compartment can also hold magazines, an iPad, books, and a power bank to charge your phone. It features a padded compartment for a 17.3-inch laptop. Ideal for a 3-day trip or business travel.
Durable Travel Backpack: The shoulder and handle joints are reinforced with strong stitching for added durability. The fabric is made of scratch-resistant and water-repellent high-density polyester, and key stress points are reinforced, resulting in a more durable backpack with lockable zipper pulls. The two thick handles are comfortable for long-term carrying. An excellent companion for travel, business trips, hiking, road trips, camping, and other outdoor activities. Waterproof and USB Port: Made with high-quality water-repellent nylon and breathable, abrasion-resistant microfiber PU leather. Small drops of rain or water won't penetrate the bag. This premium travel backpack provides a USB charging port with an integrated charging cable that allows you to easily charge your smartphone while traveling.