A cute invitation design for your child's next Ninja Warrior themed birthday party. Celebrate your child's birthday party in the theme of the phenomenon that is American Ninja Warrior! Whether you host the party at a Ninja Warrior Centre, a school gym, private gym or why not create a home made course in the backyard. The kids will be super impressed with this customized invitation in the American flag colors, blue, white and red. Please see other matching items in my store and a matching boys theme is also available. www.invitecentral.com