These Daler-Rowney Conservation mat boards conform to Fine Art Trade Guild requirements for Conservation (level 2), making them a professional choice for the artist or framer. In addition to being alkaline sized, acid-free, and calcium carbonate buffered for longevity, each board is lignin free and contains no optical brighteners.

The boards measure 32 in. x 40 in. and contain a natural white core made of alpha cellulose fibers, with a colour fast and bleed-resistant cover paper.