Mithral Shirt

You gain a +1 bonus to AC while you wear this
armour. You are considered proficient with
this armour even if you lack proficiency with
medium armour. Mithral armour is half
the weight of normal armour.
You can wear this amour under any medium or
heavy armour.
Bulwark 1: Armour made of Mithral reduces the penalties imposed by AP weapons by the
Bulwark factor. Items that confer Bulwark can accumulate up to a 3.