This versatile wheeled design is really two briefs in one. The expandable main compartment features removable file dividers and a removable laptop sleeve (fits screens up to 17"). Sleeve has detachable strap and carry handles, making it completely functional on its own. A built-in Usb port keeps you connected wherever you are-consider this your office on the go. Power bank sold separately. Part of our Alpha 3 Collection, made from Tumi's patented, ultra-durable Fxt ballistic nylon. Our iconic business and travel pieces bring together innovative design, superior performance, and best in class functionality.