Tangier Sour Watermelon shisha is a tasty new flavor that is bursting with a watermelon bubblegum taste, topped off with a nice sour kick to your taste buds on the exhale. This flavor is recommended for people who enjoy more of a candy-like fruit taste than a natural watermelon taste. Tangiers is known the world over for their fresh, exciting hookah tobacco flavors, and Sour Watermelon is no exception.