Epson Signature Worthy papers are designed in collaboration with the world's leading creative professionals. Only the highest quality Epson papers receive this designation representing the finest in color fidelity, the smoothest tonal transitions, exceptional black density and remarkable longevity. Each paper has been developed and tested at the highest levels to work in concert with Epson's industry-leading professional printers and inks. Designed for creative professionals, Signature Worthy papers deliver an incredibly wide color gamut, smooth tonal transitions and exceptional black density.