... -10-90gsm OEM -BFE99,NOISH MELTBLOWN NONWOVEN LIQUID FILTER 99.97%EFFICIENCYCommodityMelt Blown FabricMaterialpolypropylene(PP) fiberColorwhiteWeight10-30gsm (can be folded to ... ,wipes for machine,shopping bag 5,warmth retension, noise isolation 6,superior absorbency,industrial micro-dust maskSpecificationBFE95,BFE98,BFE99 for medical ...