Tunic
Where Getting Dressed Started
Before the armor, the belt, or the weapons, a Roman soldier put on the same thing millions of other people across the empire wore: a tunic.
It was a simple garment, usually wool or linen, reaching from the shoulders to about the knees and worn with a belt. Simple idea — but tunics varied in cloth, color, length, and how they were sewn.
For a soldier the tunic was just everyday clothing: under his armor, around camp, or off-duty once the gear was put away.

Were Roman Soldiers’ Tunics Red?
Sometimes — but probably not always.
Pictures of Roman soldiers love to put everyone in bright red. Red dye did exist, and Roman art does show soldiers in reddish colors. But there’s no good evidence the army issued one standard red uniform to every man.
Ancient cloth was dyed all sorts of colors, and surviving Roman textiles show plenty of variety. White and natural-colored tunics were worn too. A real soldier’s clothing probably looked far less matchy than a modern army’s.
Our soldiers at Bethlehem Revisited wear red anyway. Red is historically possible, and using it consistently makes the group read as one military unit and easy for visitors to spot.
What Did They Wear Under It?
Probably not much you’d recognize.
A Roman soldier didn’t put on a T-shirt and pull the tunic over it — the tunic was his basic top. Romans had other underclothing, and soldiers in cold places piled on extra layers when they needed to.
They even wore socks. Letters and finds from the fort at Vindolanda in Britain show troops in a cold climate were very glad of warm clothes.
That matters for us, because Bethlehem Revisited happens outdoors in December. Some of the warm layers our Romans wear are modern gear, not costume.
The tunic is where a Roman soldier started every morning — pull it on, cinch the belt, and the day begins.