The product is a vintage real photo postcard from 1912 featuring a Cadillac Model 30 Touring Car. This original postcard is unposted and measures a standard size of 5.5 x 3.5 inches, with a divided back and white border. It is a single unit and depicts a scene from North America, specifically the United States, focusing on transportation. The cardboard and paper materials used in this postcard provide a unique glimpse into the past, making it a desirable collectible for postcard enthusiasts.