Ideal in work conditions that require high-visibility clothing be worn with flame or arc flash protection. Durable GlenGuard® modacrylic fabric for long lasting performance and comfort. 2-inch 3M Scotchlite FR reflective tape for superior visibility. FR hook and loop closure with one internal lower pocket. Meets ASTM 1506. Arc rating: ATPV 5.1 cal/cm2. ANSI/ISEA 107 Class 2. To Be Worn Over Arc Rated Clothing Only. Not meant to be worn alone or over Non-Arc Resistant apparel.