Detailed DescriptionName: Nonwoven 3ply face maskMaterial: SBPPStandard Size: 17.5*9cmGram weight: 16+20+25gFilter rate: >95% or 99% (both are available)Color: White/blue/green/red/pink/yellowPattern: Elastic earloop & tie-on bands, 1ply/2ply/3ply are availableOthe products: Paper face mask/nonwoven face mask/dust face mask/TNT face mask/activite carbon 4ply face mask, etc.