Children's PM 2.5 Mask Filters, Kids PM 2.5 Filter

Children's size 5-ply anti pollution pm 2.5 air purifying activated carbon replacement filters for use in Children's face mask filter pockets. These filters will fit most face masks including ours. Filters are not washable or reusable and should be replaced frequently. Approximate size: 3.94 inches by 2.75 inches. PM 2.5 Filter for Masks, Filter for Any Mask, Filter Insert, Face Mask Filter Insert, Face Mask Filter, Filter for Face Mask, Mask Filter, PM 2.5, HEPA FILTER for MASK