OccuNomix Blue Modacrylic Rib-Knit Hot Rods¨ Winter Liner With Nomex¨ ThreadÊ Lining

OccuNomix Universal Navy Classic Flame Resistant Full Face Tube Liner is made of 9.5 oz, 100% modacrylic soft rib knit with Nomex¨ thread for durability. Flame resistance liner fits snugly over most regular brim hardhats and has arc rate of 11.6 cal/cm_. It meets ASTM F1506 standards.