Diablo 3 Cosmic Wings is a vanity item in Diablo 3. They drop from Princess Lilian in Whimsydale. When used, they apply or remove a pair of butterfly wings with deep reflection of a cosmic sky. When obtained, they can be added to the Wardrobe. Only one Set of Wings can be used at a time. If you equip your Diablo 3 Cosmic Wings, they will be visible even in character selection screen.
Diablo 3: Reaper of the Souls is required.
A delay may occur in some cases such as but not limited to: start of a new season, tight or busy schedule and public holidays.