Mail free email header

Here is an example of a free email header:

From: [Your Name] <[your email address]>
To: [Recipient's Email Address]
Subject: [Subject Line]
Date: [Current Date]
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8

Here's a breakdown of each line:

Note that this is a very basic email header, and you may need to add additional headers depending on the specific requirements of your email client or server.