Over the last few weeks of wintry weather, winter, or snow tyres, have proved more popular than ever before.
One supplier, Kwik Fit, says it has already sold 50,000 of them this year, compared with 2,000 last year.
And it is warning that many retailers have now sold out of the standard sizes.
"But, but, but, but, Al Gore said we wouldn't need these things!!!!!!!!!