found at DigiDirect
Consisting of an acid-free alpha-cellulose base, this 111.8 cm x 25m roll of Canson Photo Lustre Premium RC Paper Infinity features a structured polyethylene and microporous receiver layer that will produce prints with highly accurate color. It works with both pigmented and dye inks and has a heavy 310 gsm basis weight. Also, the luster surface finish is both bright white and instant drying for immediate handling. The paper also has high opacity and is designed for longevity. It comes on a 7 cm core.