Team Stax needs your help! That’s why this Halloween you should transform yourself in to Ky’s monster with this awesome Redakai Matanoid Deluxe Muscle Chest Costume for Kids. This costume includes the metallic jumpsuit, belt buckle and wrist cuffs. This officially licensed costume comes in child sizes 4/6, 7/8 and 10/12. Polyester. Hand wash if needed.