Features: 1. Large Capacity, Multiple Pockets: With a separate laptop compartment, it can hold a 15.6, 15, 14 and 13 laptops. Features a spacious storage compartment for easy storage of everyday essentials and electronic accessories. The front compartment features multiple pockets, a pencil case and a key clip to keep your belongings organized and easy to find. 2. Comfortable And Strong: The back of the pack has a streamlined design with thick and soft multi-piece breathable padding to give you better back support. Breathable, adjustable shoulder straps reduce shoulder pressure. The top handle is padded with foam, making it easy to carry for long periods of time. 3. Practical Anti-theft: The suitcase cover enables the backpack to be fixed on the suitcase, and the backpack is put on the suitcase trolley for easier carrying. A hidden anti-theft pocket on the back protects your valuables from theft. 4.USB Port Design: With an external USB charger and a built-in charging cable inside, this USB backpack makes it easier for you to charge your phone while walking. Please note that this backpack is not self-powered, the USB charging port is just for your convenience. 5. Strong And Durable: Made of 300D nubuck fabric with metal zipper. Guaranteed to be safer and more durable in daily, fit for commute, school, travel, business trip, and so on. Specification: Material: 300D Frosted Fabric Color: Red, Grey, Black, Brown Product Size: 45.5 x 30 x 19.5cm Product Weight: 885g Package Included: 1 x Computer Backpack 1 x