The Portuguese Water Dog sign is a delightful way to show your friends who is the boss in your home - your dog! The Portuguese Water Dog guard sign cautions people that the area is patrolled by the his Security Company. The Portuguese Water Dog sign is made of tough styrene and measures 11"x11". This warning sign is water resistant, so you can put it in your yard as well as in your office. Everyone at work will get a laugh when they see the Portuguese Water Dog sign posted by your desk.