They're ready to head out on their own adventures dressed as Master Chief Petty Office John-117! This detailed Halo costume for kids looks just like his armor and features padding on the arms and chest for a muscular look. Once they add the helmet face mask with the tinted visor they're ready for some heroic video game action. Halo Master Chief Costume product details: Jumpsuit Arm and chest padding Hook-and-loop closure Mask Covers face only with strap on the back Tinted visor Does not include boots Review the size chart for sizing information.