• Bold Safety Message: Features repeating text like "DANGER", "DANGER DO NOT ENTER", or "PELIGRO" in stark black lettering.
• High-Contrast Colors: Typically uses a striking red-and-black or red-and-white color scheme to immediately signal a high-level hazard.
• Heavy-Duty Material: Made from thick, weather-resistant polyethylene (plastic) that resists tearing even in high winds and harsh outdoor conditions.