The band provided a copy of the Nobel Prize winner's image on its Web site so fans can print it out before the shows on the 360 Tour that begins today in Barcelona.
"Wear it to work or college," the Web site said. "Wear it on the bus or the train. Wear it in the pub or at the shops. And don't forget. Bring it to the show."
Aung San Suu Kyi has been under house arrest in Myanmar, formerly known as Burma, since 1990 when she won the popular election and the military junta refused to accept the results.
http://media.u2.com/ASSK/ASSK_mask.pdf