@prism here you go, it's a store in NY, not sure where you are. The product is waxed cord, here's the thread from @kerryisntreal showing her expertise with rehabbing!
https://forum.purseblog.com/threads/dye-project-in-progress.892624/
https://www.pacifictrimming.com/
https://forum.purseblog.com/threads/dye-project-in-progress.892624/
https://www.pacifictrimming.com/