Durable anti-theft travel bag: This backpack is Made with high quality terylene oxford fabric. It's a very durable backpack,Anti Theft, Water Resistant, Scratch Resistant, Professional design, strap with high density soft decompression foam for your comfort. | Larger Roomy Compartments: A total of 10 pocktes. 1 Main zipped pocket, 3 front zipped pockets, 1 side mesh pocket, 2 small strap pockets and 3 pockets in the large front zip pocket,It can provide separated space for computer, iPad, A4 files, wallet, clothes, power bank and more your items. | Large-capacity Backpack: The backpack Size – 20.5 X 11.8 X 7.1 inches, Laptop Compartment Dimensions – 18 X 11 X 6 inches Capacity: 40L (Large size fits most 17" Laptop.)weight:3.68 LBS | Multifunctional Daypacks：Hybrid (Backpack/Duffle Bag/Shoulder Bag/Travel Bag) conversion. Can be used several different ways. It can be served as everyday backpack,spacious college bookbags, professional backpack for laptop or daily use at anywhere for weekend getaway,occasional international travel,overnight backpack camping,hiking with the large capacity backpack,Our product provides a all in one system design that allows you to pack for traveling, business meet. | Comfortable back and shoulder strap: Its back and shoulder straps are made from elastic and breathable materials. It can make your journey comfortable rather than burdensome, even if you load a lot of items. Its shoulder straps are sturdy and have four ring-shaped loops to hold your belongings and an adjustable waistband.(If you receive a backpack different from what you expected, please contact me and I will help you.)