If his story is true, it doesn't even sound like Amazon had any evidence that his merchandise was fake. One person didn't like the fit and suggested that it could be fake, another complained about a damaged box and again thought that meant it was fake, and the other two didn't like the way it was packed.
For all we know, the complaints were from a competitor that knew exactly what would happen.
For all we know, the complaints were from a competitor that knew exactly what would happen.