I found the ones with the longer wicks (nice) but it didn't say anything about the plastic being different than before. Are you sure?
Well, about as sure as taking at face value manufacturer claims......
""New Improved Vision ego clearomizers . V3 .
raw material Tubes : PCPGPX1001 ( those kind of raw material was special chose
to meet the special request for some of USA DIY liquid which had happened being crack .Now No crack
any more when you are using those kind of special Liquid .
Also we made our Vision EGo clearomizers with Long wicks . that will make it more smoothly when the liquid
nearly to the bottom .
added different colored tips in flat and round which makes you more options ."
They're apparently called the 'DV Edition.'