Yes, from the site of the irrigation project, or I think your cdn for cloud computing, if you know the location
<script src="http://www.polymer-project.org/platform.js"></script> <link rel="import" href="http://www.polymer-project.org/components/polymer/polymer.html"> <link rel="import" href="http://www.polymer-project.org/components/paper-button/paper-button.html"> <link rel="import" href="http://www.polymer-project.org/components/core-header-panel/core-header-panel.html">
It is just for developers, not for production.
If you received polymer elements , then select your element and click the button that says Get Element, this will give you a pop-up window with a link to import.
You can also get a link for all basic or paper elements here.
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