Batman Bookmark Set - Bundle of 4 Dark Knight Bookmarks Featuring Batman and Joker | Dark Knight Party Supplies for Boys Girls Kids Men Women. This Batman Dark Knight bookmark set with 4 premium bookmarks featuring colorful artwork of Batman and the Joker. Perfect for any Batman-themed party, these colorful Batman bookmarks make for great party favors, gift bag fillers, goodie bag items, and so much more. Never dog-ear a page again. The perfect match to a Batman book bag gift set, these bookmarks with tassels will last for hundreds of books. Officially licensed Batman Dark Knight merchandise for boys and girls, men and women alike.