Available in cap and full brim styles, Glow in the Dark Hard Hats change color after exposure to light. This enhances your visibility at night or in dark environments. The phosphorescent shell is activated after exposure to the sun or bright light. Glow in the dark hard hats are from ERB Safety and meet ANSI Type I safety ratings. They have adjustable suspensions and moisture-wicking brow pads. Glow in the dark hard hats are ideal for workers in the mining, shipyard, utility, and construction industries.