The Captain America Kids 2-Piece Pajama Set in size XS4/5 is a colorful and fun sleepwear option for young boys. Made from 100% polyester knit fabric, this lightweight pajama set features a graphic print of Captain America on the front. The pullover closure and round neckline make it easy to put on and comfortable to wear. Perfect for superhero fans, this pajama set is machine washable and ideal for summer nights.