2-Layer thermal mouthpiece - attaches to all N-Ferno® winter liners (sold separately) with hook and loop attachment straps for full-face coverage (ATPV rating of 20 cal/cm2). Flame-resistant outer shell - 60% Modacrylic cotton/40% cotton twill blend. Flame-resistant lining - 60% Modacrylic cotton/40% cotton fleece blend. Flame-resistant - meets requirements of performance specification ASTM F1506; classified CAT2 according to NFPA 70E, arc-rated; ATPV rating of 20 cal/cm2. Machine washable. N-Ferno Black Modacrylic/Cotton Blend/Polyester Winter Liner | 16872
