Help the children fight the tyranny of the chains with the flame resistant 100% polyester Superman Man of Steel Button-Up Kids Pajamas! Superman's mortal enemies, the chains, are often featured on his shirts, lunchboxes, and magnets but people never realize that the chains are like the Joker/Batman relationship. What, you thought it was Lex Luthor? Coming as both a button up shirt and a pair of pants, the flame resistant Superman Man of Steel Button-Up Kids Pajamas has the famous symbol in silvers AND the red/yellow, a Man of Steel logo, and Superman blasting off! Show those chains what-fer.