Armor of Resistance
Armor,
Rare
(requires attunement; cost 1250 gp)
Crafting Components
Lump of elemental matter corresponding to the energy resisted (air for lightning or thunder, astral for psychic, earth for acid, ethereal for force, fire for fire, lower planes for necrotic, shadow for poison, upper planes for radiant, or water for cold)
This armor grants you resistance to one type of damage. The type of damage is determined when the armor is created, from the following list: acid, cold, fire, force, lightning, necrotic, poison, psychic, radiant, thunder.
A suit of light or medium armor of resistance is rare, and a heavy suit is very rare.
Source