RemixIconEx.User.skull

You're seeing just the function skull, go back to RemixIconEx.User module for more information.
Link to this function

skull(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.User.skull()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M20 12a8 8 0 1 0-16 0v4h3a1 1 0 0 1 1 1v3h8v-3a1 1 0 0 1 1-1h3v-4zm-2 6v3a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1v-3H3a1 1 0 0 1-1-1v-5C2 6.477 6.477 2 12 2s10 4.477 10 10v5a1 1 0 0 1-1 1h-3zM7.5 14a1.5 1.5 0 1 1 0-3 1.5 1.5 0 0 1 0 3zm9 0a1.5 1.5 0 1 1 0-3 1.5 1.5 0 0 1 0 3z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}