Abstract: The present invention relates to a nasal cavity insertion type mask, and the purpose of the present invention is to provide a nasal cavity insertion type mask for filtering various kinds of fine dust contained in external air inhaled through the nose and preventing a respiratory disease by improving an antibacterial effect inside the nasal cavity, when the mask is inserted into the nose and breathing occurs, and the mask inserted into the nasal cavity is configured so as not to be separated from the naval cavity, and is configured to maintain filtering performance and enable an economical use thereof since only a filter can be replaced.

Abstract: The present invention relates to a nasal cavity insertion type mask, and the purpose of the present invention is to provide a nasal cavity insertion type mask for filtering various kinds of fine dust contained in external air inhaled through the nose and preventing a respiratory disease by improving an antibacterial effect inside the nasal cavity, when the mask is inserted into the nose and breathing occurs, and the mask inserted into the nasal cavity is configured so as not to be separated from the naval cavity, and is configured to maintain filtering performance and enable an economical use thereof since only a filter can be replaced.