This handy dandy 3"x4" SMILE sign is useful in so many places. You can attach it to your dog's crate or X-pen with a cable tie or screw it to your fence, door or wall to let others know that you have a camera in use. The sign is made from exterior PVC and will hold up to the elements for many years. The sign includes a pair of brass screws or black cable ties, so as soon as you open the package, it is ready for use! It is offered in black and white.