“ my manager pulled out new jerseys for us. THEY WERE BLACK!..”
And they were probably polyester. Nothing feels hotter than polyester clothing. Cotton, 100% cotton is the coolest fabric ever.
A polyester or poly blend is like wearing a sauna suit. I have to tell young people to buy cotton for working/playing in the heat. They are clueless, having never been taught this simple fact.
George Costanza already knew that.