2/ 3 Ply Ultrasonically Sealed Face Masks are made from quality grade non-woven fabric. These Face Masks are extensively used for protection from dust and mild vapours in industrial, medical, food and clean room application. These Face Masks are available in both ear loops and conventional tie-bands with nose clip for superior support. These 2/ 3 Ply Ultrasonically Sealed Face Masks are light and breathable.