Expandable large-capacity travel backpack, scratch-resistant lightweight polyester.

Hidden side expansion zippers double storage space, can hold 3–5 days of travel clothing; built-in separate clothing binding straps to fix packed garments.

External USB charging port design, connect internal power bank to charge mobile phones outdoors.

Multi-layer front vertical zipper pocket for passports, cards and daily small valuables; wide honeycomb mesh padded shoulder straps reduce long-distance load pressure.

Square upright suitcase-style shape, luggage strap on the back for fixing on trolley cases at airports.