"Cardigan" is a song recorded by Taylor Swift and is the lead single for her eighth studio album, "Folklore")). The song was released on July 27, 2020, via Republic Records). "Cardigan" is a folk, soft rock, and indie rock ballad, with a stripped-down arrangement of a piano, drums, and violins). The song is written by Swift and its producer Aaron Dessner). "Cardigan" serves as the lead single of "Folklore" and was accompanied by a music video posted to YouTube).