tazbuzo Travel Backpack, Extra Large 50L Flight Approved Carry on Backpack, Expandable Waterproof Business Suitcase Daypack Big Bag Fits 18.4 Inch Laptop, Grey

Relieve Stress This large travel backpack is equipped with a soft and comfortable backrest design, an air-mesh ventilated rear panel, adjustable shoulder straps that can effectively relieve the pressure on your shoulders and neck, providing you with maximum back support. It also features thickened sponge handles, making you more comfortable when carrying and holding your travel laptop backpack, allowing you to carry it for a long time. ^^ Scientific
Comfort Back Ergonomics: This large travel backpack is ergonomically designed to ensure it can be carried comfortably, even with all your equipment. The comfortable and breathable shoulder straps of the backpack help relieve shoulder pressure. The sturdy handle on the top makes it easy to carry. The backpack luggage strap can easily connect your large backpack to your luggage, making your trip more convenient.
^^ Expandable Large Capacity: This large travel laptop backpack features an expandable function. You can open the zipper to get more storage space. It's easy to increase the thickness of the large travel backpack by 3.5 inches, making the capacity of the travel carry-on backpack reach 50L and capable of holding travel clothing for 3 to 5 days. ^^ Wide Range of Uses This travel backpack can be used in various ways, such as a daily backpack, a weekend backpack, a professional business backpack for men to carry during travel, a personal item backpack, a suitcase backpack, and a travel backpack. It also provides a hole for the headphone jack, allowing you to enjoy music while walking. It is suitable for both men and women and is a perfect gift package for a birthday trip. ^^ Large Capacity and Multiple compartments The normal size of this travel backpack is 19.3 * 12.6 * 7.8 inches;
Extended size: 19.3 * 12.6 * 11.2 inches. With multiple functional pockets and compartments, it provides dedicated space for your wallets, clothes, shoes, bottles, travel accessories, etc., ensuring that your personal items are well-organized and easily accessible.