2008 Volvo C70 The Volvo C70 is a true convertible, converting from coupe to roadster with the press of a button. With a folding steel roof that deploys from its trunk, it converts from an open car to a closed one in just 30 seconds. The C70 helped launch a trend toward true hard-top convertibles when it debuted as a 2006 model, and it was an immediate sales success...read more..watch videos...