Buffered Acid Free RPB White Backing Boards for Photography

Viewpoint Acid Free Foam Core Backing Boards

Buffered Acid Free RPB White Backing Boards for Photography

Heritage Archival Corrugated Cardboard

Multiple Opening 11x14 Pre Cut Collage Photo Mat - School Days 13

Artcare FoamCore Board

Golden State Art, 10 Pack Self Assemble Acid Free

, Foamcore is an excellent lightweight product for framing, mounting, or simply backing in a poly bag. Foamcore has a solid core and is very rigid

White Foamcore Backing (Acid Free)

Set includes: 10 11x14 White Color photo Mats with backing board pre-gluded & 10 Clear Bags The mat opening size is 7.5x9.5 for 8x10 print & it's 4

Golden State Art, 10 Pack Self Assemble Acid Free Cardboard/Paper Frames Photo Mat with Backing Board pre-gummed for Artworks, Prints, Photos

Perfect Mount Self-Adhesive Board for Photography 1/16 inch

Foam Core Backing Board 3/16 White 1 Side Self