Become the leader of a covert operation in one of our stealth ninja costumes for Halloween, birthday parties or dress-up play fun! You can suit up for action in any of our many styles of child or adult ninja costumes for a fantastic martial arts Halloween costume. From G.I. Joe to Teenage Mutant Ninja Turtles, you're sure to find the right ninja costume. Add to your look with our ninja costume accessories like swords, throwing stars and weapon kits for a complete and detailed ninja look!