Fragrance oils are microencapsulated into microscopic porcelain balls, which are then dipped in water-based adhesive and applied by silk screen to the paper. When scratched, the balls — which number in the millions — pop and release the fragrance.
...because I was a rabid collector of scratch n sniff stickers in the 80's and because the image of people sniffing my walls entertains me to to end.
The snozzberries smelll like snozzberries. Finally my Willy Wonka fantasy has been made a reality!
like willy wonka but without all the nightmarish chumba woombas.... those little guys are scary....