InterMask (TM)KN95 Children’s Face Mask-12889-002. This product consists of a mask body (made of non-woven fabric, hot air cotton and polypropylene melt-blown fabric) and a mask belt (elastic non-woven fabric), prevent dust, haze, direct penetration of pathogenic microorganisms, body fluids, and particulate matter provides a physical barrier. Packing: 10 pcs per box, 160 boxes per case.