Black on Black foam board has the same characteristics as white foamboard, but each sheet is black through and through - black surface and black core.
White Foam Boards - 100 Pack – Poster Palooza
Foam Board - 20 x 30, Hobby Lobby
1/2 Pre-Cut Foam Board Order 1/2 Custom Cut Foam Board in Multiple Sizes at Foamboards
Foam Board 20x30x1/2 Black 10
20 x 30 Foam Board, 1/2 Thick
Lightweight foam display board Smooth surfaces for markers, paints, and adhesives Polystyrene core expands back into shape after cutting Provides
Elmer's Foam Board Multi-Pack, Black, 20x30 Inch, Pack of 10
Black matte paper surface on both sides and black core middle.The foamcore has a built-in memory, allowing it to return to its original thickness
10 x 12 x 3/16 Black Foam Board 28 Pieces
School Smart Foam Board, 20x30 Inches, White, Pack of 10
Black Foam Boards - 100 Pack – Poster Palooza
3/16th and 1/2 Inch Black Foam Board Cut Sizes
Foam Core Backing Board 3/16 Black 20x30- 5 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects