Industrial Grade - One (1) 40-mil authorized personnel sign made of durable, ultra-tough & rust-resistant aluminum Highly Visible - Vibrant, reflective sign; vividly marks a restricted area for authorized personnel only Secured Mounting - Metal sign with pre-drilled holes & rounded corners for safe, easy installation Premium Quality - Bold, striking, fade-resistant colors; made to last Authorized Employees Only sign Precision Engineered - Best-in-class office sign with comprehensible graphics & text Waterproof - Workplace signs with protective coating; helps prevent material breakdown UV Resistant - Business sign resists fading & wearing even in direct sunlight; ideal for outdoor use OSHA Compliant - Safety signs & signals well-designed to comply with OSHA regulations & meet ANSI standards Trusted Supplier - TRADESAFE is an established USA based and owned industry expert and reliable partner for safety supplies Dimensions: 14" x 10" Thickness: (40 Mil) Drilling Holes: 1/5" Material: Aluminum with glass bead surface TRADESAFE Authorized Personnel Only Sign is engineered to stand out even in the busiest industrial workplaces. With vibrant blue, black, and white colors, these signs for business can be easily spotted in both daylight and low light conditions. Clearly mark a restricted area where authorized personnel only may enter with these metal signs. Each No Unauthorized Personnel Sign is made of durable, industrial-grade, long-lasting aluminum with a reflective surface. Its protective coating increases clarity and longevity. Aluminum is lightweight, rigid, and rust-resistant, enabling these indoor and outdoor signs to withstand daily wear and tear as well as exposure to chemicals, extreme temperatures, and UV light. These reflective signs come with pre-drilled (4) mounting holes for easy and secure installation in the long term. Perfect for both indoor and outdoor use. These Authorized Personnel Only Signs were designed and manufactured to comply with OSHA regulations and meet ANSI standards for workplace signs. Designed to help businesses, facilities and buildings stay compliant and maintain workplace safety.