JIS A 1323 A Type Passed No. 55221; (Product) Japan Fire Retardant Association Flame Retardant Performance Test Number C 2120012; Thickness: 0.03 inches (0.81 mm); For use with toro reception. (Sprinkle water for better effect) A popular gold type product. Attaches the spark and nooro received Small spark scatters. Non-asbestos safe product. Lightweight type makes it easy to carry.