Armor of shadows

When you cast this spell you create armor of your choice within the light armor category. This armor has the same stats. as if it was the real armor. If the caster takes 20 or more damage from one attack the armor breaks and the spell ends.

8th lv. The Armor level changes to medium armor and the amount of damage it can take increases to 40 or more.

9th lv.  The armor level changes to heavy armor and the amount of damage it can takes increases to 60 or more.