Product name:N95 Fold Dust Face Mask with valve layer:4ply, 5ply Color:White/Blue/Black/Grey Packing:30pcs/box 300pcs/ctn or 600pcs/ctn Material:Nonwoven Melt blown filter cotton Certificate:CE/ KN95 Application:Medical/Industrial use/ daily necessities Style:Elastic Earloop Sample:Freely Show More