These are Teenage Mutant Ninja Turtles pajama pants! Teenage Mutant Ninja Turtles started as a classic cartoon in the 80s and evolved into an all-time classic brand! These lounge pants feature a printed design of the 4 turtle heroes (Leonardo, Raphael, Donatello, and Michelangelo) enjoying their pizza with the pun "Happy Pi Day," all against a black background. The pants have a button fly, elastic stretch waistband, and 2 hand deep pockets! gift for fans of the all-time great cartoon series! These are the best!