Amazingly versatile backpack detaches from sturdy, double, telescopic handle, wheeled frame to become traditional backpack. Tuck the straps away and carry as vertical briefcase with comfortable top handle. Easy access front, horizontal zipper pocket. External, U shape zipper pocket with key holder, leather detailed organizer panel, business card display, pen sleeves and slip pocket storage space for media devices and cell phone. Roomy front compartment features detachable, quick storage, pouch and two large, accessory slip pockets. Opposite wall has large, zip closure mesh pocket. Middle compartment padded with 10 mm high-density foam, protects laptops up to 15.6"in screen size. Back compartment offers a spacious partition file for documents and a tablet pocket secured with a leather hook and loop fastener flap. Rear compartment houses, adjustable, non-slip, matching leather backpack straps, padded with shock absorbing neoprene. Smart Zipper feature enables piggy-backing on handles of rolling luggage. Bonus: protective weatherproof cover.