If you think retractable boot covers are rare, try and find one of these for sale:

Crossfire Coupe (Mopar Product) tailored car cover (originally sold at main dealers for £425) It comes in it's own tailor made matching zipper holdall with the Crossfire emblem. Cover is described a "breathable" and has elasticated hem and eyelets for securing on car. It has Crossfire emblems front and rear and a window for rear numberplate, and pockets for door mirrors. Cover and bag is in great clean condition with no damage and only been on my car about 6 times. Having a clear out after years of Crossfire hoarding - any offers before it goes on ebay? Send me a pm