The product is a set of three original movie flyers for the film "KING OF PRISM: Your Endless Call" from Japan. These flyers are part of the entertainment memorabilia category and serve as a promotional material for the movie. The "Dramatic Prism.1" aspect suggests that these flyers may contain unique promotional content or design elements related to the movie. Fans of the film or collectors of movie memorabilia may find this set of flyers to be a valuable addition to their collection.