Exhibit U offers a wide array of print formats and options, but Dye Sublimation is definitely our most versatile print application available. ere is why this print process works. In the Dye-sublimation process the surface of the substrate is penetrated with ink. Virtually any material containing polymers can be used. Examples of this include nylon, fabrics and many plastics. All of these polymer materials are able to absorb ink when heated.