1. [DESIGNED for TRAVEL]:The luggage backpack is constructed to be most comfortable over hours of carrying, with multi-panel ventilated padding and adjustable and breathable straps which relieve the stress of the weight on your shoulders. Equipped with an adjustable chest strap, provides a better wearing experience. A luggage strap to attach the backpack to your suitcase.An anti-theft back pocket is suitable for valuables. Features a USB/Type-C port, which means you can charge your phone on the go. 2. [Expandable & ]:This extra large travel backpack with expandable feature you more packing capacity up to 40L.Unzipping to get larger storage space then can easily hold packing cubes, make-up bag, outfits, camera bag and gear for 3~7 days of travel. The carry on backpack fits overhead and under seat while on state of standard carry on size, is ideal for men, women, weekend traveler, or occasional vacationer. 3. [USB/Type-C PORT DESIGN]: With builtin USB/Type-C double charger port outside and builtin charging cable inside, a more easier way to charge your phone while walking or cycling. Please note that travel laptop backpack for women doesn't power itself and does not include a powerbank and cable, charging port only easy access to charge. Perfects for weekender, bussiness trip, hiking, shopping & outdoor activities in daily life.This item is not intended for use by children 12 and under. 4. [Multifunctional]:The travel backpack for airplane designed with hideaway padded adjustable shoulder straps which can be easily stored away in zippered back panel, transforming this vacation backpack from hand bag to backpack.Two padded grabhandles are set on top and side of the personal item travel backpack. Wet bags are made of high-density waterproof material to help you separate wet and dry items.A separate shoe cabinet can help you better carry your shoes and store them in your travel bag.