<p>The Wolf Trap Opera Blog has a very good outline of what singers should wear. They have auditioned thousands of singers and know what works and what doesn’t. Here’s the link:</p>
<p>[Wolf</a> Trap Opera Company: What (Not) To Wear](<a href=“http://wolftrapopera.blogspot.com/2009/10/what-not-to-wear.html]Wolf”>Wolf Trap Opera Company: What (Not) To Wear)</p>