Pretty sure the people who are interested in it will know what it is, but feel free to google it. One of the rarer vanity items in the game.
Selling Haunted Memento
Please report any Code of Conduct violations, including:
Threats of violence. We take these seriously and will alert the proper authorities.
Posts containing personal information about other players. This includes physical addresses, e-mail addresses, phone numbers, and inappropriate photos and/or videos.
Harassing or discriminatory language. This will not be tolerated.