In article , Higgs Boson wrote:

I have this weird idea of making an automobile cover to
protect my Nissan against the So. Calif. sun.
[...]
So I thought I would create a lightweight curved cover that
can be lifted off in one piece -- at least big enough to fit
over the roof and shade all the windows.

I would take a white bedsheet and fasten it to a pair of
curved ???? -- PVC is probably too flexible, so what should
I use? Bamboo? Or?

Forget the framework. Sew rare-earth magnets into the hem of the sheet.

--
Regards,
Doug Miller (alphageek at milmac dot com)

It's time to throw all their damned tea in the harbor again.