Usually, it consisted of young men around age 20 who belonged to a wealthy family or were friends with the legate.
Tribunus laticlavius are typically depicted wearing a purple cloak.
It was common for the tribunus laticlavius to be a Roman noble younger than 25 years old, usually around the age of 20.
[3][4] They were commonly either part of the richest families in Rome or a close friend to the legionary commander.
[3][7][8][9][10] By the middle of 250s AD, at the earliest, the post of the tribunus laticlavius had disappeared from the Roman army, following the general trend of removal of the senatorial class from military commands.