The Mercury Topaz side skirt gives the car a sporty look and can be further altered according to ones desires and design styles. The Mercury Topaz side skirts on the body lines of the care give the vehicle a lower appearance to the ground. These side skirts comes in different shape and styles in the aftermarket, and are often fixed and fastened in combination with the rear and front bumpers the car. These side skirts are made of fiber glass that is easily bolted onto both the sides of your car or on the body lines of your vehicle.