Designed specifically for archival purposes, the Hahnemuhle William Turner 310 gsm 36 x 39 Roll 3-inch core is a reliable choice for every professional artist. Since it is mould-made from cotton rag with a 24.4-mil thickness, it produces a textured matte finish to give your prints a professional look and feel. These pages also feature a whiteness rating of 88.5% and an opacity rating of 99% for instilling a classic white finish. The paper is free from acid and buffered with calcium carbonate for avoiding adverse effects of the environment. Also, this paper roll is water-resistant, which means it dries up instantly.