JL Safety Suction Cup with Magnet Charm Use on All Mirortag and Windshieldtag Placard Holders. 2 Included Industrial grade suction cup with built in super strong magnet Attach it wherever you like on your windshield Easily snap on and off your permit placrad to the hanging magnet Use on Mirortag and WindshieldTAG placard holders by JL Safety Suction cup and magnet only. Holder is not included. Made in USA