1 Box of 12 Watermelon Splash Sour Puff Introducing BUILT Sour Puff! The marshmallowy, protein-packed, goodness of BUILT Puff you know and love, with a tangy center -- a sweet and tart coating -- and topped with crunchy sugar sprinkles! Watermelon Splash bursts with juicy, ripe watermelon candy flavor, a refreshing explosion of sweet watermelon paired with a bold sour kick that delivers that classic summer watermelon candy experience in every bite. Sweet, tangy, and irresistibly fun!