The Celestial Guard wears primarily white Power Armour which includes the helmet, power pack, shoulder plates, arms and legs. The secondary colour is azure, which includes the Aquila or Imperialis on the chest, the torso and groin area. The azure squad specialty symbol -- Tactical, Assault, Devastator or Veteran -- is indicated on the right shoulder plate. A white Roman numeral centred on the squad specialty symbol indicates squad number. The colour of the helmet stripe indicates company number in accordance with the Codex -- i.e. White (1st Company), Yellow (2nd Company), Red (3rd Company), etc.