A custom icon set generator from Polymers icon sets. Normally, you'd load an entire icon set even if you only use one of its icons in your app. This online tool makes it easy to create an optimized version with only the icons your ap needs.
<iron-iconset-svg>
markup and create an HTML import for itFor example, if your icon set name is "myicons" and the icon you want to use from that set is "hamburger", usage would look like:
<iron-icon icon="myicons:hamburger"></iron-icon>
Boom!