... chosed 2.Material :stainless steel 3.Function:used in the street corner, factories, supermarket etc Item NameConvex Mirror ... Material Stainless Steel mirror surface and Plastic behindUsageApplicable to the street corner, factories, supermarkets, schools, parks and ... , traffic cntrolSizeDiamete:450,600,800,900,1000mm The reflection principle of convex mirror FunctionOur factoryOrder ProcessRemark ...