Masks meet EU standard: EN14683:2019 +AC:2019 – medical face masks BFE = 99,8% Type II Dimensions: 145x95mm Material: 1st ply: 45g spunlace non-woven fabric; 2nd ply: 25g 95+ Melt-blown fabric; 3st ply: 25g SS Non-Woven Fabric