Pencil Case for Volcas
Someone on Reddit found pencil cases matching the size of Volcas, it’s a rather cheap solution compared to the ‘official’ cases you can find around.
There are two flavors of those cases with slightly different dimensions, only the key-lock version is suitable: the pad-lock version is a bit thicker, but there’s some inner space dedicated to the lock which make it hard to fit a Volca (I’ve tried and failed).
Here are some pictures of what it looks like: