[1] Many songs on the album contain veiled political commentary, inspired by the ongoing military rule and government censorship of Emílio Garrastazu Médici's regime in Brazil.

[4][5] The album's cover artwork, depicting a bearded Valle underwater, represents the "shortness of breath" of Brazilians under the regime.

In a five-star review for AllMusic, John Bush called the album a "masterpiece" consisting of "loose, aqueous, funk-filled jams with synth and electric bass leading the way.

"[1] Music critic Will Hermes of Rolling Stone called the album a "pop-rock-samba-jazz gem", noting its "wicked rhythmic sense" and "politically coded poetry" and comparing the track "Mentira" to Stevie Wonder's "Superstition".

'"[6] Ernest Barteldes of Newcity praised Valle's instrumental innovation, writing, "the combination of his Fender Rhodes and José Roberto Bertrami’s Hammond is nothing short of genius.