Hulk Child Costume with Mask Avengers ClassicHulk is known as the "Green Machine", a muscular and impressive figure. This transformation is due to a lab mishap involving gamma radiation, causing mild mannered Bruce Banner to become a giant green beast when enraged. Meet Hulk, a beloved member of the Marvel Avengers. Turn green in seconds when you transform into The Hulk with this Boys Official Avengers Endgame Hulk Costume, great for kids Superhero Fancy Dress! Includes: All In One Jumpsuit with