What is u2 invisible?

"Invisible" is a song by Irish rock band U2 that was written for a global charity initiative called (RED). The song was released on February 2, 2014, during a Super Bowl commercial promoting (RED) and Bank of America. The song was made available for free download on iTunes for 24 hours following the commercial, and for every download, Bank of America donated $1 to the Global Fund to Fight AIDS, tuberculosis, and malaria. The track was produced by Danger Mouse, Paul Epworth, and Ryan Tedder, and was later included on the deluxe edition of U2's thirteenth studio album, "Songs of Innocence." "Invisible" received positive reviews from music critics and peaked at number 44 on the US Billboard Hot 100.