• 【Expandable Design】Featuring a 45L large capacity with expandable functionality, this backpack offers space equivalent to a 20-inch suitcase when fully expanded.
• 【Multi-Compartment Organization】Multiple pockets and layers efficiently organize a week's worth of travel essentials in one bag, eliminating the need for additional luggage.
• 【180° Full-Opening Design】The backpack opens completely flat like a suitcase, providing easy access to all contents and simplifying packing and unpacking.
• 【Water-Resistant Material】Constructed with high-density, water-repellent, and wear-resistant oxford fabric that's easy to clean - water droplets can be easily wiped away.
• 【Convenient Luggage Strap】The rear luggage strap slides easily over your suitcase handle, making airport transfers and train travel more effortless.
• 【Versatile Usage】Ideal for outdoor activities, business trips, and as a spacious school bag, catering to various needs with its multi-functional design.

Specifications:

• Material: Oxford Fabric
• Weight: 1015g
• Dimensions: 30cm (W) x 15cm (D) x 45cm (H)