MARK RYDEN Expandable 26L-38L Travel Backpack Cabin Size with USB Charging

Dimensions】: 45 (H) x 30 (L) x17 (W) inches (normal). 45 (H) x 30 (L) x 27 (W) inches (Extended), suitable for 17.3 laptops. For the maximum allowed size of an IATA flight.
【Large and Flexible Capacity】Compressed capacity of 26L. The full-length zip creates 30% more packing space between 26 and 38 litres. A total of 16 pockets in this bag, including dry/wet dividers, ensure a clear storage of your luggage,Have enough space for your personal belongings for a trip of 4 to 5 days..
【Multi-carry backpack】 Use as a daypack, flight tested carry-on bag or handbag. With the side handle, the bag can be turned into a handbag when your shoulders are tired. The rear strap allows you to attach the backpack to the luggage handle and In the back pocket that is near your back, you can store your passport, ID cards, cash and other valuable things when travelling and travelling.
【Waterproof & USB Port】Selection of high quality water-repellent, scratch-resistant, tear-resistant special nylon