Originally Posted by Vlad_C
There's no frikin' way that hole happened through natural causes...
The rubber outsole around it is just not worn enough.
This is what normal wear would generally look like, side by side with the same shoe new-ish.
Actually, Propulses tend to wear out like that. I normally wear them out the normal way, but Propulses just pop and wear down very fast once the rubber is worn through. I wore out two pairs exactly like those