Abstract: This face protecting mask is intended to be used in general medicine and more particularly in surgery. In its preferred embodiment, the mask has a shell or top portion provided with an elastic band fitted in the rear portion of the trim thereof; a downward front shield provided with an eye-window covered by a strip of a transparent flexible material and a mouth-opening placed below the eye-window and closed by a wad of filtering material; two side protection flaps connected to the front shield; two pairs of string for tying the mask; means for preventing mist from forming on the transparent window; and means for keeping the front shield away from the operator's face.