A printing block refers to a flat and hard surface, often made of wood or metal, with a design carved or engraved on it. This block is then inked and pressed onto paper or any other material to create multiple copies of the design. Full definition
I've linked a bunch of truly amazing printed block heel pumps at the bottom of this post too! (wishesandreality.com)
Usually the rubber roller would be used to apply the ink as evenly as possible to printing blocks from which prints were then made. (gerhard-richter.com)
I am also in love with these adorable gingham print block heels. (peachesinapod.com)