A tinfoil hat that can block even the most penetrating brainwaves

+Immunity against Psychic damage
+Advantage on Psychic attacks
-Disadvantage on charisma checks

The breastplate and shoulder protectors of this armor are made of leather that has been stiffened by being boiled in oil. The rest of the armor is made of softer and more flexible materials.

Notes: Disadvantage: Charisma Ability Checks, Immunity: Psychic, Damage: Psychic