Today I ran over a giant razorblade or something or popped one of my tires. They are some cheap nasties but I dont want to replace all four tires for this set of wheels so....

I'm looking for a tire company called Negotiator. (NH60 215/60/15s)

Pretty sure its cheap Taiwan crap but I had some on my g20 too in 17.

Where would I find these? I'm having a hard time finding anything about them online.