ATPV Rating 24 cal/sq cm Arc Flash PPE Category 2 Areas Covered Ears Head Closure Type Hook-and-Loop Color Blue Fabric Weight 8.5 oz Features Hook and Loop Tabs to Attach to Hard Hat Superior Warmth in Cold Climates Warmth Without the Weight Garment Type Hard Hat Liner Flame Resistant Liner Material Trade Name Nomex(R) IIIA Size Universal Standards ASTM F1506 CSA Z462 NFPA 2112 NFPA 70E OSHA 1910.269