This very versatile and robust mirror is ideal for most general traffic situations such as blind corners and intersections. Sheltered outdoor areas, or where extreme weather conditions are not experienced is where this mirror works best. Convex Detection Mirrors are a retail store's first line of defense against shoplifting and pilferage. Each increases aisle visibility and eliminates blind spots. Also excellent as safety mirrors in preventing industrial intersection accidents. Mirrors are lightweight, fade-proof and unbreakable with top-quality silvering and near-perfect curve which affords the widest angle of vision. Additional weatherproofing available for outdoor mirrors.