The horns are found under Glasses, the wings are found under Gloves(!), and the tights are under Socks. The horns each have 12 color variations, the rest have all of their original choices.
Extract the archive using winRAR or winZIP and drop the package file in your mods folder and look for it in-game. The archive contains the package file and style image inside a folder.
You really don’t see a lot of tank tops around.