Meta tags are a great way for webmasters to provide search engines with information about their sites
generally look like this:
<meta charset="utf-8">
<meta name="Description" CONTENT="Author: A.N. Author, Illustrator: P. Picture, Category: Books, Price: £9.24, Length: 784 pages">
<meta name="google-site-verification" content="+nxGUDJ4QpAZ5l9Bsjdi102tLVC21AIh5d1Nl23908vVuFHs34="/>
<title>Example Books - high-quality used books for children</title>
<meta name="robots" content="noindex,nofollow">