EXPERIENCE A NEW DIMENSION IN NEW RESPIRATORY PROTECTION. The NAR Respirator provides front-line protection for First Responders with an advanced particulate barrier. Low breathing resistance for increased wearer comfort. Foldable design and sealed edge avoids open layers and eliminates the possibility of Irritation. Latex-free synthetic rubber head straps, adjustable nose clip and soft foam nosepiece for comfortable custom fit. Exhalation valve reduces hot air buildup and makes it easier to breathe in hot/humid environments.