Corvette C4 91-96 Front letter decal inserts available in: Black, Chrome,Silver,Gold,Red, Brake Light Red GM Licensed domed letters These self adhesive domed letters are design to fit into the recess letters on the 91-96 front bumpers Domed 3 Dimensional Look..Do not be fooled by the other flat vinyl versions on the market One Piece Construction. Complete Dome Self Adhesive. Item comes with 3M Primer 94 Adhesion Promoter Pen to aid in application. Clear, flexible, polyurethane doming material is designed to dent and rebound instead of scratching. Outdoors: It has been laboratory tested to withstand the equivalent of three years of Florida sunlight in a salt-water mist without any shrinkage, yellowing, or deterioration.