NWT! Size Small (4-6) Includes jumpsuit with muscle torso and arms, attached shoulder pieces, pant cuffs, gloves and character mask. Get ready to save the galaxy with this amazing Disguise Halo Infinite Master Chief Boys' Halloween Costume. This complete outfit is perfect for any young fan of the iconic video game series. The costume comes in size small and features a green color scheme that will leave your child looking just like the legendary hero.Crafted from high-quality polyester, this costume is durable and comfortable to wear all night long.