If you’re in Denmark during winter, chances are you’ll catch a cold at some point. Especially if you ride the bus, where germs are unavoidable and plentiful. Luckily, Zymelin nasal spray offers instant relief for stuffy noses. A single spray in each nostril, and you’re good to go.To get this point across to the cold-ridden Danes, we decorated a bus with a giant stuffy nose and used the motion of the wheels to illustrate the sensation of breathing freely that Zymelin brings. The bus crisscrossed through the streets of Copenhagen during peak cold season, February-March 2024, delivering the message to thousands.