Expandable Carry-On USB Travel Backpack Bag – Water-Resistant, Ergonomic Design | Wowcher

Expandable Convenience: This backpack offers versatile storage with a slim design that expands by 30% for added capacity. Comfortable Ergonomics: Padded mesh back panel and shoulder straps designed for ventilation and pressure relief. Stylish Colour Options: Available in black, blue, light grey, dark grey, and red to match your style. Travel-Friendly Design: Includes a luggage strap for secure attachment to suitcase handles, making travel hassle-free. Durable Protection: Crafted from water-resistant polyester, this bag repels dirt and spills to keep your belongings safe. USB Port Innovation: Built-in USB charging capabilities with an external charger and internal cable for easy phone charging on the go.