Where can I get a driver's mat for current Vauxhall Corsa and Zafira models?

Any idea where I can buy just one driver's mat each for current Corsa and Zafira models? Dealers only sell a full set.

Catch 22

I have a 2004 Mercedes 500SL. I recently broke the small plastic catch on my centre arm rest console, I could not open it so I pulled a bit hard and the end piece of the plastic hook snapped off. I have...