National Marker Company Sign with DANGER - SAFETY GLASSES REQUIRED IN THIS AREA Sign helps maintaining a safe working environment by instructing the workers to wear safety glasses before entering a hazardous area. It helps avoiding any severe injury to the eyes of the workers and other employees. This OSHA compliant danger signage is made up of qualitative material that boosts the durability and thus, it is suitable for both indoor and outdoor use. The signage features bold text that is legible from a distance and even in dull lights. The crystal clear sign muscle coating over the signage helps protecting it from the environmental damage, pre-mature fading, scuffing, and graffiti.