Mageplate Cap

Alter: This pointed hat is fitted with chain and metal that have been enchanted with abjuration magic. The cap has 2 charges and regains 1 charge daily at dawn. While wearing the cap, you can use an action to expend 1 charge to cast the mage armor spell from it, targeting only yourself. When the spell is cast in this way, the arcane armor appears plate-like and changes your base AC to 15+ your Dexterity modifier instead of the spell's original AC alterations.

Attunement: Wizard/Sorcerer/ Warlock
Rarity: Rare
Type: Helmet
Cost: 3285gp

Griffons Saddlebag, Vol 1