It is easy to put a border around this <i>flag</i> image
original file: <a href="//commons.wikimedia.org/wiki/User:F_l_a_n_k_e_r" title="User:F l a n k e r">F l a n k e r</a><br>crop: <a href="//commons.wikimedia.org/wiki/User:Yiyi" title="User:Yiyi">Yiyi</a>
<a href="//commons.wikimedia.org/wiki/File:Flag_of_Marche.svg" title="File:Flag of Marche.svg">Image:Flag of Marche.svg</a>