DURABrite inks make exceptional printing performance a reality in all your day-to-day uses. They provide vivid, accurate colors & laser-quality text combined with waterproof, smudge-proof & fade-resistant printing, even on plain & recycled paper. This DURABrite quad pack, containing Cyan, Magenta, Yellow & Black is great value, offering considerable savings over the price of the standard ink set, driving down the cost of printing.