RemixIconEx.System.arrow_drop_right

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

arrow_drop_right(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.System.arrow_drop_right()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M12.172 12L9.343 9.172l1.414-1.415L15 12l-4.243 4.243-1.414-1.415z" />
</svg>

example usage

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