Carry-on Backpack that Meets Several Airlines' Standards
This carry-on bag has a compact size of 45 x 36 x 20 cm and weighs only 0.79 kg, making it ideal as carry-on luggage for air travel. The bag is equipped with a 180-degree openable zipper that makes security checks quicker and easier. The dimensions meet EasyJet's carry-on requirements and are also suitable for Lufthansa (55 x 40 x 23 cm), Air France (55 x 35 x 25 cm), Austrian Airlines, KLM (L + W + H < 158 cm) and more, making it an excellent choice for frequent travelers.

Practical External USB Charging Function
The backpack has a built-in USB cable, a dedicated compartment for a power bank, and an external USB port that makes it easy to charge mobile phones and other devices during the trip. Suitable for both men and women and is perfect for both business trips and holidays. Please note that the power bank is not included – the USB port is used to connect to an external power source.

Smart Division for Organized Packing
The main compartment opens 180 degrees like a suitcase, making it easy to pack clothes and toiletries. A waterproof pocket allows for separation of wet and dry items, and a separate shoe pocket is included for clean storage of shoes. The front compartment has multiple pockets to organize pens, books, cables, etc. The bag also has a separate padded compartment for a laptop (up to 15.6 inches) and a side pocket for a water bottle – perfect for both commuting and business trips.

2-in-1 Carrying Design for Multiple Uses
The bag can be used both as a backpack and as carry-on luggage. It has padded carrying handles on both the top and side, allowing for flexible carrying styles. On the back, there is an attachment to securely fasten the bag to a suitcase's telescopic handle. It is suitable for travel, daily commuting, business trips, or as a school bag – very versatile in use.

Durable Material and Comfortable Carrying Comfort
The exterior of the bag is made of durable and water-repellent nylon, while the interior has a soft polyester material for extra protection. Side adjustments with buckles allow the bag's volume to be reduced and stability increased. The back panel has padding and breathable material for better ventilation. The wide shoulder straps are padded with soft foam and covered with mesh to reduce strain and increase comfort even during prolonged use.