16 x 20 Black Foam Boards, 3ct.

Collector's Museum Shadow Box-Black

16 x 20 Black Foam Boards, 3ct.

Pacon Value Foam Board is 3/16 inch thick measuring 20 x 30 inches is black on both sides featuring a matte finish. Acid-free board is an ideal choice

Pacon Acid-Free Foam Board, 20 x 30 Inches, 3/16 Inch Thickness, Black, Pack of 10

Golden State Art, Pack of 10, 3/16 Thick, 16x20 Black

Nielsen & Bainbridge Foam Core Board - 16 x 20 x 3/16 CC1620.3C

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, 16x20 Inch, Pack of 3

Golden State Art, Pack of 10, 3/16 Thick, 16x20 Black

MBC Mat Board Center, Foam Core Board 16x20

Elmer's Foam Board, 20 x 30 inches, 3/16 inch Thickness, White, 1

Bat Piñata with Lauren Hill @ProbablySketch, Classes

Foam Core Black

16 x 20 Black Foam Boards, 3ct.