If Iron Man is your favorite superhero, then these sleep pants are must-have. The graphic design on these PJs display custom artwork of Iron Man. The elastic waistband perfectly conforms to your waist and the adjustable drawstring keeps everything in place. These pajama pants are also made from a poly-cotton blend which provides comfort and breathability. Become Iron Man’s ultimate fan by making these pajamas the next great addition to your sleepwear collection.