The album contains nearly all of the KRU's singles since the start of their career in 1992. "Babe" and "Di Hatimu" was a new material recorded for the album. Singles are not included in KRU albums were "
Never Let the Spirit Die", which was a theme song for the
1998 Commonwealth Games, and "Seperti Yang Ku Jangka" with Malaysian vocal harmony group, Indigo from their third album,
Episod 3, in which KRU as a featured artist. The KRU brothers described
Relax as a transition of their musical direction. The album was released in April 2004 and preceded by its lead single, "Babe". ==Track listing==