It is unsafe for the car as well the driver and passengers who drives a vehicle without mirror. By the help of mirrors, you can view the places and direction that are not in front of your eyes. In the same way the mirrors that are manufactured by Mercury (Mercury Sable mirrors) can be installed on both sides of the car. The Mercury Sable mirrors give the driver a clear view of the road and vehicles following behind them. The Mercury Sable custom mirrors that are currently available in the market come with turn signal lights, which indicate the turning side of the vehicle.