Reply To: HTML block in main menu

Hi,
Sorry maybe I did not explain it well. I am trying to use size filter in my main menu, html block as you can see below
https://www.loom.com/share/07c612b547c3473494a4c22a2ba2bee7
What I need is something like that
https://www.loom.com/share/214fedb2253d4a98b2bd6e867b65c74c

I have use a widgetized sidebar in my html blog for the menu item, in order to be able to show the attribute but it does not redirecting to the products of that size.