Why Does Printing on a Black Shirt Need an Underbase? How Bright Ink Stays Bright on Dark Fabric

Why Does Printing on a Black Shirt Need an Underbase? How Bright Ink Stays Bright on Dark Fabric

— The Printing Needle
You send in bright red artwork for a black shirt. The proof looks great. Then you picture the result and wonder: why would red ink show up on a black...