Commando Unit

The Commando Unit is a Sangheili special operations group of the Covenant military and later the the Arbiter's breakaway faction. It is part of the Special Warfare Group. Its operatives were equipped and issued with the superior-quality and lighter-weight Commando harness compared to the standard-issue combat armor.

Trivia
The Commando Armor is an Armor Permutation unlockable for use in Halo 3 Multiplayer.