The Epson Hot Press Natural Paper 13 X 19 (25 sheets) is specially designed for fine art printing. This natural smooth matte paper is not only acid free but also lignin free and chlorine free. In fact, this paper is pH buffered to make it more reliable for preserving fine art and photos. Made of 100% cotton rag media, it is perfected with a bright textured finish that sets the natural white base for printing a wide range of images. Bestowed with High Dmax and wide color gamut, this paper brings out the natural skin tones in vivid colors. Crafted with a traditional style of cylinder mould-making, it is 100% cotton hot press for long-term durability.