Just found these on Amazon. They help keep your Jibbitz on:
https://www.amazon.com/Generic-Shoe-Charm-Fasteners/dp/B0C4MKCDS8/ref=sr_1_2?crid=MWJN4O5JLL3I&keywords=jibbitz+fasteners&qid=1688679514&sprefix=jibbitz+fastener%2Caps%2C234&sr=8-2
Jibbitz Fasteners