Armor (studded leather), rare (requires attunement)
Bound into this armor is are three Arcane Capacitors, reach charged with one casting of Shield.
The armor has 3 charges and regains all expended charges after a long rest. While wearing the armor, you can expend 1 charge to gain the benefits of the Shield spell (+5 AC, no Magic Missile damage) without using your Reaction or a Spell Slot.
Made from tough but flexible leather, studded leather is reinforced with close-set rivets or spikes.