What is it? You send them a self-addressed envelope, and they send you some stickers, like the one above. For free. And then you put them on stuff, or give them to people, or do some guerrilla, feel-good marketing. Genius.
Who doesn't want to be told they are beautiful? And in today's world- God knows we all need it.
To get some stickers and find out more about the project, go here.