 Progressive in nature, this pre-course conditioning package focuses upon developing the individual to undertake the arduous activities of the Commando course.The coveted Green Beret, the distinctive hallmark of Commando trained troops, is worn by the regiment, recognising those who have completed the grueling and physically demanding tests of endurance, whilst displaying the Commando spirit.On passing the Commando course, other ranks (ORs) wear the Commando Green Beret with a blackened Royal Engineers cap-badge, whilst officers wear the officers' flaming grenade cap-badge with a green base material, sewn onto the Commando Green Beret.