... Service2.Product Feature:1.Non-Woven Fabic:PP Non-Woven, Active Carbon,Filter And Needle Punched2.Made With Non-toic,Non-Allergic And Non-Simulating Materials,Low ... Little Dust9.Conforms To International Standard3.Application:Rubber,Synthetic Fur,Metal Casting,Cement,Wood Processing,Electronic,Semi-Conductor,Precision Manufacturing,Food ...