Multi-Compartments for Great Organization: 1 separate laptop compartment, 1 main compartment, 2 front compartments and inside lots pockets can provide super large capacity for your computer, A4 folder, books, clothes or other daily accessories, 2 pockets are located on both sides for water bottles and umbrellas to keep your belongings organized and easier to find. Ideal for 15.6 Inch Laptop Backpack: 18'' x 12'' x 7.9'' 20-30L, Comes with separate padded laptop compartment for 13 inch Mac Book, 14, 15, and 15.6 laptop backpack for adults, teachers, students or office workers. Premium computer book bag for men and women. It's an ideal present for husband, son and dad.Age: suitable over 3 years old Usb Port Design & Anti theft: External USB CHARGING PORT with built-in charging cable ,provides a convenient charging of your electronic device anywhere, ANTI THEFT back hidden zipper pocket will keep your valuable belongings such us credit cards or purse safe