In my cursory research, desiccant pack may not actually be a foolproof solution. E.g. in the link[0] of opinions from shoe collectors, do a Ctrl+F search for "

In my cursory research, desiccant pack may not actually be a foolproof solution. E.g. in the link[0] of opinions from shoe collectors, do a Ctrl+F search for "silica" and note that the last 2 people say it can harm the shoes. (I'm not saying they're right because it's not easy to tell who is making scientifically valid claims.) [0] open in new tab to avoid breaking the Back button: https://solecollector.com/news/2015/05/how-to-store-sneakers https://solecollector.com/news/2015/05/how-to-store-sneakers