@roadrunner
I talked with him and on the red one ( full racing , not Abarth
) its done in a body work shop in 2004 .
And on the blue one its a fibre glass kit from italian ebay.
In Poland i found this :
also fiber glass, "best possible materials that will make them last for many years :(he wrote)
they cost about 50 pouds plus postage
I have send you a pm with the contact details.