Tráiler is the debut extended play by Spanish singer Aitana. It will be released through Universal Music's Spain subdivision on 30 November 2018. Tráiler was produced by Aitana, being the first musical project where the singer was involved in that area. The EP was co-produced by Mauricio Rengifo and Andrés Torres, who in 2017 produced the song "Despacito" among other producers. It features six original songs, of which one is a collaboration with the Venezuelan-American singer Lele Pons.