Fire and Rescue Visor, Dielectric Protection Yes, Features Heat , Scratch , Tuffshield, For Use With Fire and Rescue Helmets, Includes Nylon Wing Protector, Includes Anti-Fog Visor Coating Yes, Includes Scratch- Visor Coating Yes, Standards ASTM D648, NFPA 1971-2007, Visor Color Clear, Visor Height 4 in, Visor Material Polyacrylate, Visor Thickness 0.1 in, Visor Width 8 in, Visor Coating Anti-Fog, Anti-Scratch