Strong Adhesive Backing The back is equipped with a strong tape, which is easy to stick and tear off, without drilling holes Safe & Strong Adhesion These decal letters are bonded with high-quality tape for a safe and secure grip. Safe washing, and no residue or stain after removal.durable finish resists fading from sunlight and other tough weather conditions 3D Raised Letters 3D raised letter with high gloss and laser cut for perfect fit and look, giving your car a high-end model and stylish look.