Turanian armour protects against cold? Really? Yet it’s based on a desert people. Talk about killing immersion.
How about this? Armours protect against the weather that is suitable for their look and background.
Pictish looks warm --> it should be warm which provides cold protection.
Turanian armour is for a desert/steppe people --> cool armour that protects against heat.
Zamorian thief armour is cooling silks --> cool armour that protects against heat.