UV printing is a form of digital printing that uses ultra-violet lights to dry or cure ink as it is printed. As the printer distributes ink on the surface of a material (called a "substrate"), specially designed UV lights follow close behind, curing - or drying - the ink instantly. Four color process printing with unlimited colors. Print quality is excellent. The ink drying and curing fast. Once UV led light to contact the substrate surface, the UV ink immediately dries and cures. Product must be pre-approved and tested before we can commit your contract order. Hand wash recommended.