RemixIconEx.Media.play_list_add

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

play_list_add(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Media.play_list_add()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M2 18h10v2H2v-2zm0-7h20v2H2v-2zm0-7h20v2H2V4zm16 14v-3h2v3h3v2h-3v3h-2v-3h-3v-2h3z" />
</svg>

example usage

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