Canson A4 Rag Photographique is a 100% cotton museum grade white Fine Art and photo paper. The exceptional smooth white tone is achieved during manufacturing by introducing natural minerals to the process. Rag Photographique offers a unique extra smooth surface with a sensual feel. It also provides one of the highest achievable Dmax currently available on the market. Rag Photographique accurately reproduces colours, creates intense blacks and precise detail, making it ideal for colour and black and white photographs and art reproductions. Designed to meet the demanding archival standards of galleries, libraries and museums; the paper is acid free and has no optical brightening agents so your print will not degrade or yellow over time.