... lightweigt,easy to install and carry. ideal for outdoor Safety mirrorMaterial:PC/Acrylic for mirror,ABS.Diameter:450MM,600MM,800MM. ... coverDiameter450mm,600mm,800mmThickness1.8mm,2.0mmFeatures:Engineered for use as a safety, security and surveillance device in high traffic ... areas.Convex mirrors provide large high resolution image for extra safety.When located in strategic positions, they can eliminate ...