Elmer's Pre-Cut Foamboard - 18" x 24" x 3/16", White, Pkg of 2 Sheets | BLICK Art Materials
Crescent/Bainbridge® Artcare Foam Board - 18 x 24 - Art Mounting [FOMD18]
18X24X3/16 Black Self Adhesive Gator Board 8 Pack
18 x 24 x 3/16 Black Foam Board 8 Pack | Pittman
Amazon.com : Union Premium Foam Board 18 x 24 x 3/16" 10-Pack : Matte Finish High-Density Professional Use, Perfect for Presentations, Signboards, Arts and Crafts, Framing, Display (White, 18x24) : Office Products
Flipside Products Foam Project Board, 18" X 24", White, Pack Of 10 : Target
Crescent/Bainbridge® Artcare Foam Board - 18 x 24 - Art Mounting [FOMD18]