Abstract: The present invention provides a lightweight headgear mountable protective face shield capable of protecting substantially the entire face of a human wearer from ultraviolet radiation. The face shield comprises an articulated shielding arrangement to be positioned in blocking relationship to the wearer's face. The shielding arrangement comprising a plurality of segments extending across the wearer's face, the ends of which are preferably pivotally connected to hinge plates positioned at either side of the wearer's head. The hinge plates are attached to a securing mechanism which secures the face shield to an article of headgear. In a preferred embodiment, the face shield is detachably secured to the forwardly projecting bill of a baseball style cap by a securing mechanism comprising a pair of jaws between which the bill is secured by clamping.