Canson® Infinity PhotoArt ProCanvas Water Resistant 395g/m² is our top grade professional canvas and is “OBA Free” (No Optical Brightening Agents). Manufactured with a high quality poly-cotton canvas base, coated with a new advanced technology of microporous coating. The Canson® Infinity PhotoArt ProCanvas portfolio is Water resistant and specifically designed for professionals in search of a Canvas that can produce true Fine Art Reproductions precision images with a very high resolution.