SEE ALL Half-Dome Panoramic Mirrors offer 180 visibility from two directions. Smooth-coated surfaces offer superior reflectivity to help prevent accidents and increase surveillance. Engineered curves eliminate distortion. Half-dome mirrors feature a rigid foam backing to ensure the mirror will hold its shape and mount easily with hook-and-spring method. Also available in an outdoor version featuring galvanized backing and Protecto-Kote scratch-resistant coating. Include instructions and mounting wiresno tools required for installation.