These Medical Face Masks with elastic earloops provide disposable protection against inhaled particles and bacteria. Both inner and outer layer of the masks are made with non-woven fabric. Between these, there is a layer of high efficiency filter which can effectively filter bacteria and particles. Material 3 ply (100% new material) 1st ply: PP25g/m2 spun-bond PP 2nd ply: PP25g/m2 melt-blown PP (filter) 3rd ply: PP25g/m2 spun-bond PP Features Bacteria Filtration Effect >98% High spec filter, Adjustable nose-bridge, Soft elastic cord.