Alien antennas are wiggly pair of tentacles that you can add to your own avatars. the downloadable pack contains the folowing files: -Antenna01.FBX -5 differend textures to choose from and edit the way you like. -5 Prefab unity package files to use the prefabs just simply import the file to your avatar project, then place the antennas to your avatars head bone in the hierarcy and everything should work just fine