New, unused backpack. Large capacity 40L, carry-on size. Dual USB ports, water-repellent finish, gray.

【40L Large Capacity】
Combines stylish design with practicality. This single backpack covers all scenarios, from daily commutes to weekend trips and 3-7 day business trips. Expand the capacity up to 40L by opening the hidden side zipper. Compress it compactly for light travel when you have fewer items, or expand it for ample storage when you have more. Its flexibility allows you to change its shape as needed.
【Dual USB Ports】
The multi-functional business backpack has a mobile battery storage compartment on the side. Simply connect and charge. The port features a sealed dustproof and waterproof cover, protecting the interior from rain and dust for a clean and reliable connection. This backpack's excellent design allows quick access to charging without opening the bag, perfect for airport waiting during business trips, outdoor activities, or long commutes. Battery is sold separately.
【Organized Storage Revolutionizes Travel Comfort】
Achieve large-capacity, scientific storage. The clamshell-style wide-opening main compartment allows you to organize 3-7 days of luggage at a glance, just like a suitcase. Three independent functional compartments enable smart organization: Shoe Bag: Completely isolates dirt and odors, keeping your clothes clean. Wet Pocket: Waterproof partition neatly separates wet items. Dedicated PC Storage Pocket: Protects electronic devices with cushioning and quick access.
【Convenient for Carry-on and Security Checks】
This carry-on backpack features a design that allows the laptop compartment to be opened independently. You can smoothly pass through security checks without opening the main compartment. Complies with carry-on baggage standards for many airlines (Compressed: approx. 45x32x18cm, Expanded: approx. 45x32x25cm). Top and side handles allow for quick removal from overhead bins, under-seat storage, or inspection baskets on full flights, reducing travel stress. Significantly improves efficiency for business trips and travel. *Please check with your airline for specific baggage regulations before boarding.
【Water-Repellent Finish for Lasting Comfort】
Made with Oxford film material and treated with a water-repellent finish, it provides peace of mind against sudden rain and everyday splashes. The 3D structured back panel, thick and comfortable shoulder pads, and adjustable chest strap offer ergonomic support, reducing strain during long journeys. Equipped with a luggage strap on the back to slide over suitcase handles.