Bainbridge 4Ply Alphamat

Colorful archival mat boards from Bainbridge - cut or uncut.

For lower standard prices and more colors check out our Crescent Select MatBoard

Alphamat Crescent Select Match
8463 Spanish White 9500 White Glove
8519 Snowflake 9614 Glow
8313 Snowflake (black core)9902 White Art (black core)
8464 Matte White 9506 Egg White
8559 Photo White9804 Pure White
8517 Ivory Black9632 Black Belt
8301 Ivory Black (black core)9948 Black Belt (black core)

The 4-ply Bainbridge Artcare™ Alphamat mat board is an archival-quality mat board ideal for conservation framing. This 1/16" thick acid-free board actively protects against pollutants and is fading and bleeding resistant.

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Artwork Width should be 1/2" smaller than Mat Width
Artwork Height should be 1/2" smaller than Mat Height

Standard mat board cut-to-size with a window opening.

Select from our popular sizes or use our mat wizard to calculate the dimensions

If you want a mat without an opening just select "Blank Mat" above.

(OS) OverSize - available up to 40x60

Need to customize your mat size?

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NOTE: Riviera Red has been discontinued by the manufacturer and is no longer available.

Need CUSTOM size? If your desired size is not found in the drop down list, then select CUSTOM under "Choose Mat Size" - at the top of the list. Please Note: We cannot cut mat borders less than 1/2".

Also available in full sheets (32x40).

Bainbridge Artcare™ Alphamat Mat Board – 1/16 inch thick, ACID FREE museum-quality preservation mat board. Actively protects from airborne pollutants. Reduces yellowing and fading. Free of ground wood and lignin. Fade and bleed resistant. Conservation quality matboard.

Features solid white or black archival core for clean consistent bevels. Vellums are smooth-surfaced.

If you are not sure about the color you can order our Color Matboard Sample Kit or stop by a store such as Michaels and view their Bainbridge mat samples.

Need backing board? It is sold separately here:
Mount Board, Foam Board and Foamcore

Mat board is composed of alpha-cellulose fiber which meets the most stringent standards for stability and permanence. This mat 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. Guaranteed color consistency.

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

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 5.2.