Remind employees to wear their protective equipment before entering hazardous areas by posting the "PPE Required" sign. This sign is ideal for construction sites, factories, chemical facilities, and other indoor and outdoor areas where PPEs are required. Despite its exposure to extreme weather, moisture, or corrosive conditions, the quality of this sign remains durable and visible. Installation is also hassle-free with this sign as it comes with pre-drilled mounting holes and radius corners. General sign Available in 4 material options Aluminum: corrosion-proof and UV-resistant Plastic: moisture and weather-resistant Fiberglass: resistant to chemicals, weather, mold, mildew, stains Adhesive vinyl: weather, moisture, corrosion-resistant Indoor and outdoor use Pre-drilled mounting holes Radius corners Adhesive backing for adhesive vinyl Sizes: 3"x5" - 14"x20"