The History of Prison Uniforms

Erlang knew Bob Barker from being in prison, right? But he's not the only one that's supplying uniforms to prison. Can you look at the label on your clothes and tell me what it says? New era. Mine is a four. A four. Does it say what's made? Probably. What about in your pants? Oh, Cal PIA. Oh, prison industry pants. And they use inmate labor to make clothing,. sheets, all kinds of products, mattresses. Erlang: Do some of the uniforms made by PIA could be made, at least in part in San Quentin?