Falmed+ Earloop Face Mask offers the utmost comfort and protection for its users. Consisting of 3 ply premium nonwoven fabric: (1) blue-colored spunbond on the outer surface to filter out dust and bacteria, (2) white meltblown in the middle area to hold out microparticles, and (3) white-colored spunbond on the inside that is soft, breathable, and comfortable. Laboratory-tested and certified by BFE (Bacterial Filtration Efficiency), Falmed+ Earloop Face Mask is disposable and should be replaced if wet or damaged.