Disposable surgical mask 1.material:PP nonwoven 2.Size:17.5*9.5cm ... .Certificate:ISO,CE,FDA,GOST PP 2-ply face mask, elastic typeColour: White, Red, Blue, Green, Yellow, GerySize: 14.5x9cm / 17.5x9cm ... hospital,cleanning room,food making and so on.Material:Face mask is makde of PP nonwoven,Regularly it is 3 ply ... 20Ggsm PP nonwoven. Disposable non-woven PP 2-ply face mask