Most Air Nomads have gray or brown eyes and a light complexion. Young boys to be trained as monks have shaven heads, while monk elders grow beards and moustaches. Female Air Nomads do not fully shave their heads. Air Nomads have dark brown and sometimes black hair when they don't shaves their heads in a while. Air Nomads don't get their tattoos until they pass thirty-six levels of Airbending along with engendering a new technique.