What is below is an assumption based on the traders who have ventured beyond the realm of Arlien.
The people are Arlien are a very private people, keeping much to themselves and not communicating much about their ways, their people or beliefs.
The typical person from Arlien has fair skin and dark brown or black hair standing about 5’5" for the men, and 5’2" for the women. Eyes tend to be nearly exclusively brown, either light or dark. Hair color, height, and skin tone see little variation.
Not much is known about the loyalties and structure of Arlien.