Name:face mask Material:27Gsm non woven +25 gsm filter paper+25gsm pp non woven Color:White green blue pink purple black customized Feature:BFE 99% or BFE 95%, etc Pattern:Elastic ear loop & tie on Standard:Normal, N95, BFE95%, BFE99% Item:nonwoven surgical disposable medical auto machine face mask Usage:Outdoor Face Mask Size:17.5*9.5 cm