Disposable surgical mask 1.material:PP nonwoven 2.Size:17.5*9.5cm 3.Color:Blue,white,green 4.Certificate:ISO,CE,FDA,GOST PP 2-ply face mask, elastic typeColour: White, Red, Blue, Green, Yellow, GerySize: 14.5x9cm / 17.5x9cm / 21x9cmMaterial: 20x25g Non-woven FabricDisposable surgical maskSize:17.5*9.5cmMaterial:PP nonwovenWeight:20gsm PP nonwoven+25gsm Filter+20gsm PP nonwovenColor:White,Blue, ...