Pureflow Pt. 1 (stylized as 'PUREFLOW' pt. 1) is the second studio album by South Korean girl group Le Sserafim, released by Source Music on May 22, 2026. The album contains 11 tracks, including the singles "Celebration" and "Boompala", released on April 24 and May 22, respectively, and incorporates a variety of genres, including pop, rock, electronic, and Latin musical styles.