While wearing this cloak, you have advantage on Wisdom (Perception) checks that rely on sight. 

This cloak has 5 charges. While wearing it you can use your action to expend 1 charge to cast polymorph on yourself,  transforming into a Eagle. While you are in the form of the Eagle (Falcon Zora), you retain your Intelligence, Wisdom, and Charisma scores. The cloak regains 1d4+1 expended charges daily at dawn.

Notes: Advantage: Stealth, Set: Innate Speed (Flying), Movement, Shapechanging, Deception, Outerwear