>>2283793Because they are a size up, if you could get one of those 'german tropical boot insole' it might help you. They are meant to space the bottom of your insole so it can dry better but that inherently means it breathes better too
pic related
I got a pair with my german tropical boots- which if you can get you might like those too !
since its a size up you might as well try, otherwise they are always good to have