Entrada Fine Art Bright is 100% Cotton paper designed for archivalprinting using today's advanced ink sets like Epson Ultrachromeincluding the black and white K3 inks. This product is acid and ligninfree and exhibits an expanded colour gamut, maximum contrast and high inkload. Made in the USA of the finest materials, Entrada helps bring yourvision to life. We recommend pigment based inks for the best longevitywith this product.