| abstract |
(57) [Problem] To effectively utilize the effective area as a dustproof filter and increase the fit to the face to completely prevent the generation of a gap with the face, and to always use the expired air discharged into the mask. The present invention provides a disposable simple dust mask that can absorb moisture and keep the face moist and sticky even when used for a long time, and the face does not stick when sweating. A mask body 1 is formed from a filter material into a substantially hemispherical shape so as to cover a nose portion and a mouth portion. The mask body 1 is folded back inward from the entire outer peripheral edge, and extends substantially annularly so as to surround the nose wing portion and the mouth portion. And the outer peripheral portion is formed on the outer peripheral portion 11 of the mask body 1. The face member 3 joined to the For example, the superabsorbent fibers 3 1 about half the thickness of the mask body side To keep moisture and sweat inside the mask so that it does not touch the face. |