Barber Shop Quartet Contest Vintage Poster Novelty Metal Large Parking Sign LGP-1889. 12" x 18" Made of the highest quality aluminum for a weather resistant finish. It is lightweight and durable and pre-drilled holes for quick and easy mounting on a vehicle. Add a ribbon, wire or string to instantly turn this license plate into a sign and display it on a wall or door. Individually shrink-wrapped and proudly made in the USA. Most orders ship within 24-48 hours.