... free of maintance 4.singele 180g moulded face protection mask,disposable face mask,medical face mask 1.Description:Product Name:Moulded dust ... And A Soft Inner Foam Nose Cushion Help to Press Close To Face And Increase Worker Comfort5.Space Structure,So the ... Protection,Mainly Used In Places With Little Dust9.Conforms To International Standard3.Application:Rubber,Synthetic Fur,Metal Casting,Cement, ...