You'll be able to take out just about anyone when you wear our Adult Halo Supreme Edition costume. This impressive costume will transform you into the Master Chief, the surgically enhanced super soldier from Halo 3. As one of the greatest warriors ever, you are one of the last surviving members of the Spartan Project! The costume includes a quilted jumpsuit with EVA armor, gauntlets, boot tops and a two-piece deluxe helmet. The costume fits chest sizes, 40 to 44.