The Hahnemuhle German Etching® 310 gsm 24 x 36-inch 25-Sheet Pack comprises single side coated, natural white, 100% TCF pulp, age-resistant traditional fine art papers that are optimized for all inkjet printers. The papers feature a super-smooth surface that is perfect for preparing highly detailed, photographic imagery with an excellent image sharpness and an optimal color gradation. Each acid-free etching paper comes with an ISO brightness of 91.5%, an opacity of 99%, and a thickness of 0.50 mm. Additionally, these papers are water-resistant, which means that you can use them for sophisticated original prints, as well as reproductions of pastels and lithographs.