12ft Mr. & Mrs. Prism Banner. Make your wedding party more glamorous by putting up our eye-catching Prismatic Foil “Mr. & Mrs.” Banner. 1 Banner – 12 ft. This prismatic foil banner features a black script “Mr. & Mrs.” headline and heart prints on a holographic background. This prismatic banner is perfect for celebrating weddings and anniversaries. Made of durable foil material, this prismatic banner is very eye catching with high quality prints. This product is easy to assemble, install, and can be stored and re-used.