The H771P is formulated to deliver the highest performance with even greater image quality, highly accurate color reproduction & superior print longevity, MIRROR ultra premium ink is manufactured to the highest standards specifically for Hewlett Packard's Designjet Z6200 series. This ultra premium pigment based ink also provides exceptional durability & media compatibility. The H771P is a dead on match of the original & since it's so incredibly close to the original there's no need to change the color profile or flush the lines, It's Plug & Play just like the original. MIRROR ultra premium ink is Made in the USA for outstanding quality and performance you can count on.