Products Web Core Icons Creating your own icon set in Polymer is a breeze! In this video we'll look at how to combine different iconsets with the core-icon elements, and I'll show you how to create your own custom iconsets using SVG images. Read More Using Core Icons Element Reference Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated February 9, 2017.