The Avengers assemble on this ensemble your little super hero will love. A Marvel-oscandinavianbluebirds pajama set that features earth's mightiest heroes: Hulk, Captain America, Thor and Iron Man in their comic personas on both the top and the bottoms. The top is complete with a comicbook style background and contrast black sleeves.These pjs come with an elasticated waistband and cuffs on the arms and legs for extra comfort. Product details 100% Polyester