VALVED FFP1 FOLDING MASKStandard:EN149:2001+A1:2009Filter Rating:FFP1 NR DShape:FoldingWearing Type: Head wearingLayer:4plyProduct Type:Dust and other ParticleSize:LPackage:20PCS/BOX, 12BOX/CTNCertification:CEFFP1 Valved folding maskQuantity*