These Dog Signs are made from long life high impact styrene. It is safe and has a U.V. coating that helps make it weather resistant and suitable for outdoors. Great care has been taken to make sure that the artwork of these beaware of dog signs is very dog breed specific. We use only the best in graphics to fully show the quaility of the breed. featuring your dog breed on a sign with dynamic graphics that is not only fun but also a great conversation piece.