Yes, since our Improved layered Navigation is SEO friendly, you can choose whether a page with applied filters should be indexed by Google or not.
If you don’t need Google to crawl a URL with filter parameters, you can add a noindex tag to it. This setting is applied on a filer level and can be configured in Catalog > Improved Navigation > Filters > General:
However, you can also create a landing page according to popular filters and use it for long-tail keywords. In this case you need that page to rank high. That is why there is also an option to create a dedicated landing page with applied filters according to your choice. This page will have an optimized URL, meta data and description. To do that, please navigate to Catalog > improved Navigation > Pages: