BELIEVE IN GREEN.
This postcard was produced in 2003 for the Dr Pepper/Seven Up Corporation to advertise a short lived caffeinated version of 7up called DNL.
The postcard is drawn in a comic book like layout as if the soda bottle were a super hero.
DNL of more specifically "dnL" looks like "7 Up" when viewed upside down. This is why the card say "Turn Your Thirst Upside down".
Postcard Condition: Near Mint
Postcard Publisher: Max Racks
Postcard Size: 4 1/4 by 6 inches (10.25 x 15.25 cm).