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OhGizmo!: OhGizmo! » Archive » Nose Mask Pit Fights Allergens Discretely

  • DTM · 1 year ago
    Cute idea but they won't work. You breathe in through your mouth whether you want to or not when you speak. So you either side in the noxious environment saying nothing or you absorbent allergens through your mouth.

    Do they have HEPA grade filters?