Zodiac Signs, Symbols Decals & Stickers - Page 2 Our decals are available in any length and width and are die-cut with no background. They are made from self-adhesive, solid-colored vinyl; please refer to our color chart for available options. These decals are pre-masked and ready for easy application to windshields or any smooth surface, such as a vehicles body. Detailed installation instructions are included with every order.