This is <a href="//commons.wikimedia.org/wiki/Icon" title="Icon">icon</a> for social networking website. This is part of <a rel="nofollow" class="external text" href="http://openiconlibrary.sourceforge.net/">Open Icon Library</a>'s webpage icon package.
<a href="//commons.wikimedia.org/wiki/User:ZyMOS" title="User:ZyMOS">User:ZyMOS</a>
<a rel="nofollow" class="external text" href="http://openiconlibrary.sourceforge.net/">Open Icon Library</a>