VENDAGO Travel Backpack for Men and Women, Large Capacity, Expandable, Carry-on Size, 180° Opening Design, 4-in-1 Design, 4-in-1 Backpack, Travel

[37L Large Capacity, 180° Opening Design, Carry-On Fit] Size: 46x32x20cm (Before Expansion: 30L) / 46 x 32 x 25cm (After Expansion: 37L); Carry-on fit. The 23L main compartment opens and closes like a suitcase, making it extremely easy to access and can even fit a four-night supply of clothes. This main compartment opens 180° like a suitcase, making it extremely easy to organize your luggage. Additionally, the interior includes straps to secure your belongings securely. The side zipper allows you to compact this backpack even when carrying less luggage. [Wet/Dry Separation Pocket, Shoe Pocket, and Rear Security Pocket] The wet/dry separation pocket allows you to separate wet and dry items, keeping your belongings clean. The shoe pocket allows you to store your shoes separately from other items, improving organization and hygiene. These features help keep your belongings clean and tidy. The hidden pocket at the back of the backpack is designed to safely store valuables. This pocket is hidden from view, helping to deter pickpockets and theft. [Multiple pockets, multi-storage design, easy organization] [Trunk storage] The spacious main compartment features wet and dry compartments. Keep clothes and large items neatly separated. [Multi-storage] Organize and store frequently used items such as A4 documents, water bottles, and umbrellas. The front compartment has two zippered pockets for convenient organization of small items. [Device storage] Includes a dedicated pocket for a 17-inch laptop. Multiple pockets make it extremely convenient. [4-Way Backpack - 4-in-1] This bag is an incredibly practical item designed for today's active person. It can be used in four different ways, making it suitable for any occasion. 4-way design (backpack, side-carry, vertical-carry, carry-on). Backpack compatible: Convenient when you want to keep both hands free. It's also comfortable to carry even when you're carrying a lot of luggage. Side-carry and vertical-carry compatible: Ideal for traveling by train or bus, or when you need quick access to your belongings. Suitable for formal occasions. Carry-on compatible: Comes with a strap that can be attached to the handle of a suitcase, making it convenient for travel and business trips. [Environmentally Friendly & Waterproof] The outer material is made from 100% recycled plastic for environmental reasons. The durable, high-density Oxford waterproof fabric prevents rain from penetrating the bag, repelling water droplets and dirt. Its water-repellent properties ensure safe storage of electronic devices and documents. Furthermore, this fabric is highly stain-resistant and scratch-resistant, protecting your items from everyday wear. [Ergonomic Chest Belt Included] Highly stretchy and breathable back pad. The comfortable, breathable foam pad promotes air circulation, keeping your back dry. This belt distributes the weight from your shoulders, reducing fatigue even during long periods of use.