AMMEX Latex Free Metal Nosepiece With Foam Pad. The CDC recommends N95 rated face masks for basic infection protection against viruses such as SARS, Swine and Avian Flu. These latex free, N95 rated cone-style face masks, feature a metal nosepiece that conforms to bridge of the wearers nose for secure placement. Ammex face masks also feature a foam pad provides extra comfort. Dual headbands allow for a snug fit of the face mask. One size fits most. 20 face masks per box. N95CM