It now comes in a smaller version.
I managed to find a Casioak Mod Kit.
Disclaimer: I have not tried it before so I am not sure how well it will fit. Also, this is an affiliated AliExpress link. If you click on the link and decide to buy something, I will get a small commission. You do not pay anything extra.
https://s.click.aliexpress.com/e/_AW77B5