If you need your message to stand out of the crowd and be noticed, then the Sentry is the right choice. Its large black letterboard area (36" high x 30" wide) provides ample space and is protected behind a locking door featuring shatter-resistant acrylic. Available in both satin and dark bronze aluminum framing, Sentry stands 68" tall. With its stable, balanced base and complimentary looks, the Sentry is ideal for lobbies, hotels and conference centers.