I agree that Mason jars hold the scent in Lakelands pretty well. My Ennerdale from 2013 is holding up quite nicely. I do open the jar up once in a while to dip into it.
My even older RB Plug and Cannon Plug are holding up in jars just as well if not better.
My even older RB Plug and Cannon Plug are holding up in jars just as well if not better.