The 5 Piece KN95 Filtration Cotton Mouth Masks with Nose Clip creates safe and sanitized breathing space, blocking unwanted pathogens. Tri-folded to provide a ample ventilating front of the nose and mouth. An available nose clip can be adjusted to suit any bridge size or shape. Reduce the inhalation of harmful substances and avoid the threat of spreading virus and bacteria. Can help prevent the user from getting sick, or if already ill, can prevent spreading to other bodies. One size fits all with proper adjustments of the nose clip and elastic ear straps.