Product Name: Nano Silver, Sterilization and Bacteriostasis. Full Range Protective Mask Shape: Headwear Mask Type: Safe-Type Color: Blue Material: Nano Silver Mask Application: Hospitallaboratory Specification: 33.5cm*25cm*10.5cm Origin: China Product Description Thisproductismadeofenvironmentallyanti-foggingsterilizedPETmaterial(add8/1000 nanometersilver).Blisterforming.Sewedbyjersey,sponge,elasticrubber.Edgewrapedby fabric .Mainfunctionistopreventdroplet,blockhumoralbloodspatterorsplash.Usedin outpatientserviceoflinstitutions,andcheckoutroomforcommonisolationward.It'seasilywear.Thereisspongewrapedontheforeheadplace.Softandskin-friendlyto absorbsweat.Itfixedbythreeelasticstrings.Don'tmoveeasily .Hightransparency,antifog.Noaffectonvisionfield .Majorfeatureofthisproduct:sterilizedmaterials.Nano-silverhas astronginhibitionand killingeffectonthediseasemicroorganisms,6/1000nano-silverbactericidalability>99.99%. ThisproductUSES8/1000nanometersilvermaterialwhichhavestrongerbactericidal ability.Virushastosurvivelivingorganisms,cells,andbacteria.Whenwekillbacteria, virusescan'tsurviveontheirown.Thisproductismoresafeandeffectivethanthesametype ofproductsonthemarketinadditiontothedefoaming,blockingthefunctionofbodilyfluid bloodspatterorsplash,thereisbactericidalfunction.Inadditiontotheadvantagesmentionedabove,theproductisdesignedasanallsidewraped shape,coveringmostareasfromthefrontoftheheadtotheneck.Coveringsidewayalso.All sidesprotection .Attention: Thisproductusetimelineis 7days-10days .onlycanreuseunderthecondition :themaskObservationareaisnotscratched,thespongeandelasticstringaresterilized totally .