NCAA Oklahoma State Cowboys Rear Wiper Blade Swyper Sign Mount, 6" x 4", Orange Swypers signs mounts on your rear wiper blade and does not inhibit wiper function Interchangeable - easily swapped out to fit your mood Mounts on motorcycles and bicycles too Great car decoration for Game Day and tailgating No damage to car finish Fun & easy to install, mounts on your rear wiper blade Interchangeable sign can be swapped with other schools, teams or messages Can be mounted to motorcycles & bicycles Great car decoration for game day and tailgating