Convex mirror- Objects in mirror are closer than they appear

1.Size:254*407mm

2.Thickness:2mm

3.Minimum Reflectivity: 80%

4:Radius of Curvature:1200mm,800mm,600mm

5.Packaging:100pcs/crate,650crate/20'FCL
6.Back color:White,Grey,etc
                                            Specification: of the Convex Mirror