Originally Posted by mjnurney
If these are injection moulds then any colour or clear is possible - the colour is added to the plastic mix just before injection. To have clear moulds you just don't add the master batch colour.
I used to work with moulds like these for a few years.
He writes in one of the comments that to make proper looking clear cases, it should not be made from ABS plastic since it will turn 'milkish' over time.
Are the original cases also made from ABS?