Become one of the most powerful and feared Batman villains every with this Adult Band Costume from the Dark Knight! You’ll frighten everyone at your next Halloween or costume party with this costume that includes the scary mask, full jumpsuit, belt and arm gauntlet. You’ll be able to fight off anyone who gets in your way. This officially licensed Dark Knight Costume is available in adult size medium, large and XL. Made of polyester. Hand wash if needed.