This Smithsonian National Postal History Museum fridge magnet set showcases the fascinating United States Postal History with a rectangular shape and a colorful design. It features Windows into America's postal past, making it a must-have collectible for history enthusiasts. The magnets are a wonderful souvenir and will add a touch of charm to any kitchen. Comes with original plastic box display. Features an image of the famous "Inverted Jenny" as well as several others.