Material：Convex Mirror Back the Use of Orange-Red Engineegrade New Material Ab Suitable Range：This Convex Mirror is Suitable for Monitoring,It Can Be Used Both As a Traffic Mirror on Street Corners, Intersections or Parking Lots to Avoid the Falls, As Well As in the Supermarket, Store, Bank, Workshop Use. Pc Mirror: High Refractive Index and Light Specific Gravity, Good Light Transmission, Not Easy to Deform, High Hardness, Will Not Pollution to the Environment. 【Safety Mirrors】Convex mirrors can be used as traffic mirrors, outdoor or indoor, to increasing safety in driveways, parking lots and garages. Convex security mirrors, as surveillance and monitoring system to help improve security and offer great theft prevention. 【Wide use】Traffic mirror replacement parts are very suitable for parking lots, driveways, garages, warehouses, industries, offices, shops, and kiosks. Convex mirrors provide a wide-angle field of view and reduce the risk of accidents.