Size: 17 foot roll x 50 foot roll, Style Name: Roll. Canson Infinity Edition Etching Rag Roll is a 100 percent cotton rag, bright white, printmaking paper with a smooth texture. This paper is internally buffered, acid free, museum grade paper with no OBAs (optical brightening agents). Edition Etching Rag provides deep blacks, excellent image sharpness, optimum color graduation, and its unique slight grain makes it ideal for printing detailed work, color photographs, and exceptional black and white portraits. This roll is constructed of 17 x 50 foot roll acid free 310 gram paper.