MULTIGRADE IV RC DELUXE is a premium quality paper with a bright base tint. The image colour remains cool to neutral whether viewed in daylight or fluorescent light. MULTIGRADE IV RC DELUXE is part of the ILFORD MULTIGRADE system and is fully compatible with all existing MULTIGRADE filters and equipment. MULTIGRADE IV RC DELUXE has the standard weight (190g/m2) resin coated base. It is available in glossy, satin and pearl surfaces. Fact sheet : http://www.ilfordphoto.com/download.asp?n=28&f=2006130200232336.pdf