Asenlin Travel Backpack for Women Men，40L-55L Expandable Carry on Backpack，17 Inch Water Resistant Laptop Backpack for…

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【Convenient Travel】: The overall size conforms to the aircraft size standard, and the portable zipper opening facilitates you to quickly pass the airport security check. The built-in elastic band prevents clothes from falling.
【Size and material】: Travel backpack size is 19.4 * 14 * 11 inches, and has a special pocket that can accommodate a 18.3 inch laptop. The backpack can be fixed on the trunk rod or can be carried by hand; it uses high-quality water-resistant polyester oxford cloth material and explosion-proof zippers.
【Ingenious Structure】: Main luggage bag + laptop special bag + front small bag + water bottle / umbrella bag mouth + hidden shoulder strap design + front panel night travel reflective seat belt
【Upgrade and Reinforcement】: This model has been upgraded many times. We use multiple materials for multiple tests to ensure high quality. We strengthened the size of the fragile parts and adjusted the size of the center of gravity to make it easier to use for a long time, and refer to the actual experience of detailed design to optimize, reliable and ensure long-term use.
【Application】: Travel, carry around, weekend travel, cross-border travel, overnight, suitcase, convenient for you to compress into a smaller backpack without carrying luggage, into a smaller backpack.