You have been a devoted Teenage Mutant Ninja Turtles fan ever since you were a small child. Now you can celebrate the heroes in a half-shell by grabbing this Teenage Mutant Ninja Turtles 9TWENTY adjustable hat from New Era. The turtles are front and center on the crown, while on the back, you'll find the classic Teenage Mutant Ninja Turtles logo from the Tv show you grew up watching.