Windshield gaskets

I know that it is an inherent problem with the traditional mylar seals to shrink. Does anyone have any knowledge on how the Precision mylar piece stands up?
This will give you some idea, assuming Mitchell's lockstrips were the same thing.
Purchased the lockstrips late March 1993 and installed that summer. Exception- one rear window strip which was installed after the Englishtown Swap meet - probably June.

Both of the photos below are Summer 2016.
The car is normally garage kept, but I've never worked at a place where it could be parked inside. So it has seen more weather than a show car, but less than a typical commuter car.
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