Pack of 10 16x20 Backing board.
CustomPictureFrames.com Mat Board Center, Pack of 10 3/16 BLACK Foam Core Backing Boards (16x20, BLACK)
This item comes with 10 single foam boards. Black color, 3/16 inch thick. Acid free foam board, lightweight but strong and smooth surface. Easy to cut
MBC MAT BOARD CENTER, Pack of 10 3/16 Black Foam Boards (20x24, Black)
24x36 Photo Frame With Mat, 20x28 Sea Foam / Silverpine Custom Mat for Picture Frame with 16x24 opening size (Mat Only, Frame NOT Included) 4.
Economy Black Core Pre Cut Picture Mats and Boards
Pack of 25, 11x14 Pre-cut VGROOVE Mat fits 8x10 Picture + Backing + Bags.
Pre-Cut Mat Board Show Kit Black Core in Arctic White, Backs, Clear Bags
16x20 Black Picture Mats Mattes Matting with White Core Bevel Cut for 12x16 Pictures
Custom Matboards
PREMIUM 10 PACK - This item comes with 10 pack foam boards, durable and Acid-Free. SIZE 8 x 10'' - 3/16 inch thick, Black color, lightweight but
Mat Board Center, Pack of 10 8x10 3/16 Black Foam Core Backing Boards
Pack of 100, 8x10 Pre-cut Mat with Blackcore fits 5x7 Picture + Backing + Bags.
8x10 Mat with 5x7 Opening
USA, Glossary Of Picture Framing Terms
Picture Mounts & Boards - Single & Multi - Any Size - eFrame