Ergodyne N-Ferno 6872 2-Layer FR Hook & Loop Mouth Piece, Black

6872 Thermal FR Mouth Cover has two layers of insulation with a modacrylic/cotton blend shell and liner to provide comfort, warmth and face protection in extremely cold work conditions. This thermal mouth cover is made to fit all N-Ferno Winter Liners (liners not included) to double up the warmth on those frigid jobsites. Flame-resistant feature meets ASTM F1506/NFPA 70E and is a Category 2 for protection. Shell design prevents the mask from being sucked into the mouth for plenty of breathing space and protection from the cold air. Easily remove detachable mouth cover when needing air or to talk. Adjustable hook-and-loop closure has a secure fit to prevent the cover from moving around during any task. This mouth cover is great for workers in cold environments such as construction, freight, drilling or mining.