Each mat board measures 8x8 inches. 4-ply thick (1.4 mm or 1/16 inch), white core, acid-free. Use this backing board to provide stability for picture
8x8 White Picture Frame for 4x4 Photo with Ivory Mat and Real Glass
Picture Framing in Scrapbooking
15 sheets 8x8 black uncut mat boards / matboards This package comes with 15 uncut white core matboards Great for cutting your own mats for photos, art
AUEAR, Black 8x8 Uncut Mat Matte Boards for Picture Framing, Print, Artwork - Backing Boards 1/16 Thick, 15 Pack
MBC MAT BOARD CENTER - Devices & Accessories Brands
MBC MAT BOARD CENTER, 12x12 White Backing Matte Boards, 4-ply Thickness - for Art, Prints, Photos, Prints and More (50 Pack) : : Home
Pack of 50, 12x12 Pre-cut Mat with Whitecore fits 8x8 Picture + Backing + Bags.
Backing Board is used for backing matted prints, photos, pictures or other artworks that needs some additional support. Thickness:1/8 inch. Both side White.
Mat Board Center, Pack of 10 11x14 1/8 inch White Foam Core Backing Boards
Package: 10 pieces 8x8 white uncut mats matboards Overall Size: 8 x 8 inches White core, 4-ply thick(1/16in - 1.4mm), uncut, acid free Use this mat
Mat Board Center, Pack of 10, 8x8 Uncut White Color Mats Mat Boards - Acid Free, 4-Ply Thickness, White Core - Great for Pictures, Photos, Framing
MBC MAT BOARD CENTER, 12x12 White Backing Matte Boards, 4-ply Thickness - for Art, Prints, Photos, Prints and More (50 Pack) : : Home
Picture Framing in Scrapbooking
Pack of 100, 8x10 Pre-cut Mat with Blackcore fits 5x7 Picture + Backing + Bags.
MBC MAT BOARD CENTER, 12x12 White Backing Matte Boards, 4-ply Thickness - for Art, Prints, Photos, Prints and More (50 Pack) : : Home
MBC MAT BOARD CENTER, 12x12 White Backing Matte Boards, 4-ply Thickness - for Art, Prints, Photos, Prints and More (50 Pack) : : Home
Pack of 10 Uncut White Core Matboards Acid Free 4-ply for Picture Photo Framing
How to Cut a Picture Mat: 12 Steps (with Pictures) - wikiHow