High-Visibility Vest Safety Sign - Mandatory PPE Symbol #3283391 (License: Personal Use)

The image shows a blue circular mandatory safety sign featuring a white silhouette of a high-visibility vest with vertical and horizontal reflective stripes. This symbol conforms to ISO 7010 standards for mandatory actions and is universally recognized in occupational health and safety contexts. It communicates that personal protective equipment (PPE), specifically a hi-vis vest, must be worn in the area.

Used on construction sites, roadworks, warehouses, and industrial facilities to enforce PPE compliance; matches user intent for safety signage, regulatory compliance, or workplace hazard communication.