Sin documentos is a landmark album in Spanish popular culture and continues to maintain considerable popularity more than two decades after its release. The characteristic guitar riff of the title song, a kind of rumba-rock, still occupies a place at every party in Spain. Los Rodriguez's success came after a decade characterized by the rise and fall of local-language punk and new wave bands. Featuring interviews with members of the band and the album producer and analysis of the album's media coverage, the book delves into the cultural trends of Spain in the 1990s and beyond.