Business Laptop Backpack. Large capacity, Anti-Theft Laptop Backpack can fit up to a 15″ laptop. USB external charge. Good quality and has many pockets and zippers. It has a USB charging design. Scientific breathable back cushion, hidden shoulder strap, and comfortable handles. Made of durable nylon and is waterproof. Perfect bag to carry documents and electronic devices. Very simple design that can be carried by a handle or shoulder straps.