This is an antique H-O Hornby's OATS Cereal pin by Bastian Bros. Co. The 1.25-inch diameter pin is perfect for any collector or enthusiast of advertising memorabilia. Made in the United States, this pin is an authentic piece of history that showcases the advertising theme of the popular cereal brand. Whether you collect pinbacks or simply appreciate the unique charm of antique advertising, this pin is a must-have addition to your collection.