Well behaved dog but evil, precocious cat? I know the feeling. Beware of the dog, the cat is shady. 12" x 18" aluminum sign with top shelf gloss vinyl lettering on a yellow enameled aluminum background warning against those shady felines. The fish aren't wholesome characters either. Want to see it in another color? I can do that. Want it to say something else entirely? I can do that, too.