![Foam Core Backing Board 3/16" White 1 Side Self Adhesive 8.5x11- 250 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects - Walmart.com Foam Core Backing Board 3/16" White 1 Side Self Adhesive 8.5x11- 250 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects - Walmart.com](https://i5.walmartimages.com/asr/dd11b59f-6ce2-4020-9cad-101e8961b19b.dde7fd3e984c5d90078e11f96d30c9a1.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Foam Core Backing Board 3/16" White 1 Side Self Adhesive 8.5x11- 250 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects - Walmart.com
![Amazon.com : 30 Pack White Foam Core Board 20 x 30 Inch Foam Core Backing Board Sheet 3/16 Inch Thickness Polystyrene Poster Board for Presentations, Signboards, Arts and Crafts, Framing, Display, Projects : Office Products Amazon.com : 30 Pack White Foam Core Board 20 x 30 Inch Foam Core Backing Board Sheet 3/16 Inch Thickness Polystyrene Poster Board for Presentations, Signboards, Arts and Crafts, Framing, Display, Projects : Office Products](https://m.media-amazon.com/images/I/51VvQWxVV6L.jpg)
Amazon.com : 30 Pack White Foam Core Board 20 x 30 Inch Foam Core Backing Board Sheet 3/16 Inch Thickness Polystyrene Poster Board for Presentations, Signboards, Arts and Crafts, Framing, Display, Projects : Office Products
![Amazon.com : Frienda 12 Pcs Large Foam Core Board Bulk White Foam Board, 5mm Thickness Poster Board Sign, Polystyrene Foam Sheet for Signs, Craft Project, DIY, School Office Presentations(White, 36 x 48 Amazon.com : Frienda 12 Pcs Large Foam Core Board Bulk White Foam Board, 5mm Thickness Poster Board Sign, Polystyrene Foam Sheet for Signs, Craft Project, DIY, School Office Presentations(White, 36 x 48](https://m.media-amazon.com/images/I/61U2siDHmvL.jpg)