If you do ask for them back, he'll no doubt insist you pay him the postage to return them, and if he is a really malicious cunt he'll add some sidewall damage first.
If you dont ask for them back, he'll just win the paypal claim probably and you'll lose all the money.

Bit of a lose/lose situation TBH!

eBay is so stacked in favour of the buy it's unreal.