Material: 100% Polyester, Soft, Comfortable And Breathable With Adjustable Elastic Band.
Width: 6 inch; Length: 9 Inch, Double layer, Single side printing
Masks are Final Sale.
1st layer spunbond cloth filters micron-level dust 2nd layer filters industrial pollutants, exhaust, second-hand smoke, pollen allergens 3rd layer activated carbon cloth filters micron-level dust 4th layer offers filter density for smaller material