These molded acrylic rear tail light blackout lens are molded in a die to fit the exact size, shape, and contour of your factory tail lamps. These covers fit so precise they look like they were installed at the factory. Each C7 Corvette tail light blackout comes pre-taped with 3M VHB, clear adhesive. This clear tape cannot be seen when these blackouts are installed. Comes as a complete set of four covers, includes one for the driver outer lamp, driver inner lamp, passenger outer lamp and passenger inner lamp. 
Not just a flat piece of acrylic cut to kind of fit!