I enzymed the alacantara seats with a protective spray can't remember the name of it and then went with Dreams front seat covers for the price point.
I did however use the lebogner ones at one point that @Clark_Kent mentioned and they work really well for a temporary solution, (gym days...
You're smart for holding off and waiting for the hard lagged hybrid versions. They also last much longer than the standard exhaust wrapped material and form fitting ones.
This setup works so well for the FL5 that I offer a PTP combo package. I've got 2 left at the moment if anyone wants a set...