The Bulldog sign cautions people in a humorous way about who is on patrol. The Bulldog sign is 11 inches square and made of styrene. It's weather resistant so you can put it outside or in. It's a cute warning sign for home or office, deck, patio, or fence. The Bulldog guard sign is a cute way to show off your favorite breed of dog. Your friends and family will really get a laugh when they see it posted. It makes a terrific gift also, for all of the animal lovers on your shopping list.