Kuprine 15.6 inch Lightweight Business Laptop Backpacks for Women Men's Work Laptop Travel Bag Anti Theft Water Resistant Notebook Computer Backpack for College Students (Black-14-Convertible) 3 WAYS BACKPACK : Convert from backpack to briefcase,messenger bag easily. Slim & ROOMY: One separate laptop compartment hold 14 Inch and 13 Inch Macbook/Laptop. One spacious packing compartment roomy for daily necessities, sunch as Laptop, iPhone, iPad, pen, keys, wallet, books, clothes,bottle and more. Front compartment under flap with many pockets, pen pockets, mesh pocket and other small pockets, make your items organized and easier to find. Dimension:11.4 * 5.5 * 16.1 Inch (L*W*H) Anti-theft backpack:his Backpack apply anti-theft design techology. Includes A Theft Proof Combination Lock& Durable Metal Zippers,no theft will easily open your backpack. It's super good for travel ,work or school. DURABLE MATERIAL&SOLID: Made of Water Resistant and Durable Nylon Fabric with metal zippers. Ensure a secure & long-lasting usage everyday & weekend. Serve you well as professional office work bag, slim commute backpack for boys, girls, teens, adults. Comfortable: Lightweight design is easy for carrying. The top grab handle offers quick grab-and-go style. Ergonomic design ensures the dispersion of gravity of the fulled bag. Breathable and adjustable shoulder straps relieve the stress of shoulder.