Released in 2008 on the album La Mente Maestra, "Sex" is a high-energy reggaeton track by Wisin And Yandel that epitomizes the genre's peak during the late 2000s. The song features a driving rhythm and catchy melody that became a staple in Latin dance floors worldwide. It showcases the duo's signature style, blending Puerto Rican and Dominican influences with polished production typical of the era's mainstream reggaeton. The track remains a defining example of Wisin And Yandel's collaborative work, contributing to their status as one of the most influential acts in the genre's history.