NOTE: Size "32x40 Raw Sheet*" - Uncut directly from manufacturer, not exactly 32x40: may be 1/16" undersize and up to 1/4" oversize, and not square. May also contain small defects, imperfections, and/or discolorations.

Need CUSTOM size? If your desired size is not found in the drop down list, then select CUSTOM under "Choose Size" - at the top of the list.

Bainbridge 2-Ply Artcare™ AlphaRag Mounting Board – 1/32 inch thick, 100% cotton, ACID FREE museum-quality preservation uncut mat board. Actively protects from airborne pollutants. Reduces yellowing and fading. Free of ground wood and lignin. Fade and bleed resistant. Conservation quality matboard.

Core color matches the surface color and the surface is smooth.

Solid core mat board constructed of two plies of cotton for superior rigidity, strength, and consistent color throughout including the bevel. This mounting board is treated with the Bainbridge Artcare™ Archival System with MicroChamber® technology allowing it to actively protect the image from airborne pollutants and acid by-products within the picture frame.

Recommended for valuable works of original art, rare and antique documents, fine art prints, limited edition prints, and photographs.

Guaranteed color consistency. Meets and exceeds FACTS Guide for Permanence in Mat and Mounting Boards. Mat board is buffered to maintain alkaline pH with an Alkaline reserve of 3-5% as measured by ANSI IT9.2-1991 Sec 5.25.