Hearing Protection Required Sign - ISO Safety Symbol #15226 (License: Personal Use)

This is the internationally recognized ISO 7010 safety symbol (M014) for mandatory hearing protection. The blue circle with a white pictogram of a head wearing over-ear protectors signals that ear protection is required in the area. It complies with OSHA, ANSI, and EU safety standards for workplaces with hazardous noise exposure.

Commonly displayed at construction sites, factories, airports, shooting ranges, and industrial facilities to enforce hearing conservation programs. Matches user intent for safety compliance, regulatory signage, or workplace hazard communication.