eBay light reflectors

[simonSE15]

eBay light reflectors: are they any good? are they all the same, they appear to all be 43", 5 colour variety, so I figure they are.

like this:
http://cgi.ebay.co.uk/5-IN-1-110CM-COLLAPSIBLE-MULTI-REFLECTOR-LIGHT-DISC-UK_W0QQitemZ130154816463QQihZ003QQcategoryZ3860QQs sPageNameZWDVWQQrdZ1QQcmdZViewItem

[::John::]

Hmmm

Mine is oval, like this:

Clicky (http://cgi.ebay.com.au/Collapsible-5-in-1-90cm-x-120cm-Reflector-AUD_W0QQitemZ110170185750QQihZ001QQcategoryZ30088Q QssPageNameZWDVWQQrdZ1QQcmdZViewItem)

It can be a bit awkward to use, at times, and it never really flattens out (always has a slight twist in it).