Canson Infinity PhotoGloss Roll, Acid Free Fine Art Paper, 270 Gram, 8.5 x 11 Inch, Ultra White, 25 Sheets Ultra-white, alpha cellulose, acid free paper Coated with a polished polyethylene resin and micro-porous color receiver layers This box contains 25 sheets of 8.5 x 11 inch Acid free 270 gram paper All Canson Infinity ICC profiles are available on Canson-Infinity website. Ultra-white, alpha cellulose, acid free paper Coated with a polished polyethylene resin and microporous color receiver layers This box contains 25 sheets of 8.5"X11" Acid free 270g paper All Canson Infinity ICC profiles are available on Canson-Infinity.com