I’ve got a “McCoy”

When one (male) comes out of being in cold water for a long period or exposed to cold weather, ones testicle sack will shrivel up and resemble a salt and vinegar mc coy style crisp when you rub it.

I’ve got a “McCoy” is a wrinkle style crisp which can be defined and reference to a wrinkly ball sack. Caw it’s so cold that my ballbag feels like a I’ve got a “McCoy”