... 2. anti-dust and flu,comfortable wearing and well protection Face mask: Material:NonwovenSize:9.5*17.5cm, 12*17.5cm (two ... inner box, 2000pcs in a ctn.Description:mouth mask,face mask,active carbon mouth mask,nonwoven mouth mask,cotton mask,disposable maskH1N1 MASK/ /disposable dust mask/high filtration dust mask\nonwvoen mask