Whether in the comfort of your own home or out at your next Cosplay event, the Batman Union Suit is the best way for men to channel their inner superhero of Gotham! The Batman onesie for men is a full suit designed like the real Batman super suit. The DC Comics cosplay suit is made of 100% polyester brushed micro jersey. The Men's Batman onesie is accessible with a nylon zipper and metal pull so you can easily slip into the Batman Cosplay look. The DC Comics Union Suit is available in sizes S - XL.