Amazon.com : Foam Core Backing Board 3/16" White 1 Side Self Adhesive 11x14-10 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects :
Foam Board 48" x 96-3/16" - White
3/16 Inch Black Foam Boards | Buy Black 3/16” Thick Foam Board Sheets - Foamboards.com
Foam Board 48X96 White 3/16" Thick
Amazon.com : 20Pcs White Foam Board 14 x 11 inch White Poster Board 3/16" Thick Foam Core Board White Foam Backing Boards for Crafts Poster Making Art Presentations : Office Products
White Foam Board - 16" x 20" x 3/16", Pkg of 3 Sheets - Walmart.com
White Foam Board 3/16 Four Pack Rectangle and Circle Shapes - Etsy
Amazon.com : Union Premium Foam Board 30 x 40 x 3/16" 10-Pack : Matte Finish High-Density Professional Use, Perfect for Presentations, Signboards, Arts and Crafts, Framing, Display (White, 30x40) : Office Products