1. Nylon material, anti-tear, anti-splash, good wear resistance 2. The compartment design inside the bag can be used to put items such as computers, and the classification is orderly, so you dont have to worry about the clutter of the items in the bag. 3. The main bag and computer bag can hold more than ten books or personal clothes for 5-7 days travel. There is a large elastic bag inside, which supports the storage of laptops or folders under 17 inches. 4. The front pocket and the front zipper pocket can store commonly used items that can be easily taken, so that you can neatly classify your electronic products and other daily-use or small items 5. The mesh pockets on the left and right sides can hold water cups, umbrellas and other travel necessities 6. The bag body is contoured and edged, and the bottom is thickened and shaped. After the backpack is loaded, the body of the bag still has a three-dimensional contour. 7. Thickened hand-held design, comfortable to lift 8. The shoulder strap adjustment buckle can adjust the length according to individual needs 9. Hardware two-way slider, smooth pulling and closing, anti-theft and practical 10. Weight: 0.36 kg 11. Dimensions: W30 x D14 x H45cm