Exclusive! Patented Removable Wheel and Handle System maximizes your travel options. Secure key lock on front flap. Front Organizer: section for media gadgets, pens, business cards, etc.; and front zipper pocket for miscellaneous items. Removable high density laptop sleeve protects laptops up to 15.4". Middle Compartment: file divider for your documents. SmartZipper converts rear pocket to a panel that secures case to a separate wheeled case handle. Leat her strap on the back secures bag over wheeled luggage handles. Leather strap on the back secures bag over wheeled luggage handles; includes shoulder strap.