Size: 24 x 50 foot roll, Style Name: Roll. Canson infinity Edition Etching Rag is a 100 percent cotton rag, bright white printmaking paper with a smooth texture. Edition Etching is internally buffered, acid free, and museum grade. This is for one 24 x 50 foot roll of 310 gram paper that contains no OBAs (optical brightening agents). All Canson Infinity ICC profiles are available on Canson-Infinity website.