Celebrate a significant milestone with this collectible McDonald's "40 YEARS" advertising pin, featuring a distinctive hot air balloon design. This vibrant hard enamel pin showcases the iconic McDonald's golden arches logo with "McDonald's" clearly printed below, alongside the classic Coca-Cola script logo, commemorating a long-standing partnership or anniversary. The design is rendered in crisp white and bold red enamel, accented with a striking gold-tone metal outline that highlights its intricate details.

Crafted with a polished gold-tone metal finish, this lapel pin measures approximately 1.25 inches tall and fastens securely with a standard butterfly clutch. The reverse side is plain gold-tone, with no visible backstamp or series code, emphasizing its clean, classic presentation. This unique piece is a must-have for collectors of McDonald's memorabilia, Coca-Cola collectibles, or advertising pins, offering a tangible piece of corporate history and a nostalgic nod to a memorable anniversary.