While you wear this robe, you gain a +2 bonus to Armor Class and saving throws, and you can add your Proficiency Bonus to the Hit Point maximum of your Arcane Ward when you create it, as well as whenever it regains Hit Points. 

This robe has 6 charges. While wearing it, you can expend 1 charge to cast Shield, or 3 charges to cast Counterspell. Alternatively, as a Bonus Action, you can expend any number of charges, and your ward regains a number of Hit Points equal to 2 + your Proficiency Bonus per charge expended. The robe regains 1d6 expended charges daily at dawn.

Notes: Bonus: Armor Class, Bonus: Saving Throws, Requires Attunement by an Abjuration Wizard, Warding, Outerwear