It featured stamps with various British legends including the Aston Martin DB5, Jaguar E-Type, MGB, Morgan Plus 8, Rolls Royce Silver Shadow and Lotus Esprit.
As part of the promotion Royal Mail are running a competition to win a weekend with one of these cars, and it closes on Monday.
Click here to enter (you need to be on Facebook), choose your car and choose someone you'd share it with. I did - and chose the DB5. Well you would wouldn't you?
If you don't win you can always hire one from Great Escape Cars. My wife hired their E-Type for my birthday weekend. It was pretty awesome.
Article by Matt Hubbard