A smart brown leather briefcase that can be used to carry documents as normal.  In the event of the user being fired at the case can be flipped open, with a quick relase, and held up for use as a ballistic shield.  The case includes NIJ level IIIa panels that protect against all handguns...

A soft canvas carry case that can be used for carrying documents and a couple of shirts.  In an emergency this case can be opened to reveal a drop down shield big enough to give full body protection against all handguns up to a .44 magnum.