Posterboard 30in x 40in (5 sheets)

Foam Board White, 30x40, 10/case

Royal Brites Foam Board 30 x 40 White - Office Depot

Enhanced Matte Wide Format Inkjet Poster Board, 30 x 40, White, 5/Pack

30x40 Inch Poster

Presentation Board - Bazicstore

Kathfly 10 Pcs Self Adhesive Foam Boards Bulk 40 x 30 Inch Large Foam Core Board

Presentation Board - Bazicstore

Elmer's Foam Poster Board, 30 x 40, White, 10 Boards/Carton (900803)

poster Auctions Prices

Elmers Foamboard – Jerrys Artist Outlet

Black Foam Board or Foam core is a very strong, lightweight and easily cut material used as backing boards for artwork ,for sign making, mounting

Foam Core Backing Board 3/16 Black 30x40- 50 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School

Gator Board