Fibre-Metal by Honeywell Roughneck P2 Hard Hat, Cap Style, Series: P2HN, Yellow, Fiberglass, SwingStrap Suspension, Class C and G ANSI Electrical Class Rating, Type 1 ANSI Impact Rating, Ratchet Adjustment.Fibre-metal Roughneck caps with the SuperEight suspension are the industry standard for heavy duty protection. Built for strength, toughness and durability, the Roughneck P2 series of injection-molded fiberglass caps have earned a solid reputation on construction sites, in steel plants, foundries, forges, fabrication shops, chemical plants and other extreme jobsite environments. The P2HN series is designed for high-performance at extremely elevated temperatures up to 500. In these extreme environments, air circulating over the sweatband lowers the temperature inside the cap To an important comfort feature in high heat applications.