プチプチの中に、観光地の空気を封じ込めた広告。プチと割ることで現地の空気を味わえると言う趣向のようです。視覚ではなく嗅覚的なコミュニケーションの取り方ですね。
A poster covered with sealed air bubbles invites polution plagued pedestrians to soak up the fine mountain air in the car-free mountain resort ?Braunwald? (Switzerland). A campaign by ?Braunwald Tourism? in all major cities in german-speaking Switzerland.
Black design
http://www.blackdesign.jp/
http://www.blackdesign.jp/blog/