... 1.4x2.2m, 1.5x2.2m, 1.6x 1.face mask(1ply,2ply,3ply,4ply) 2.BFE>99% 3.Weight:20 ... Blue,Green,White 5.Have CE;Nelson CertificateNon Woven Face Mask is made by non woven polypropylene spunbond fabric with earloop ... or tie on.Non Woven Face Mask is made by polypropylene spunbond with filter paper inside.CE ... bed sheet ,paper bed rolls ,surgical gown ,protective gowns,face mask .