Pacon Original Foam Core Graphic Art Board 22 x 28 White Carton Of 5 - Office Depot
Foam Core 4'x8' Sheet
Amazon.com: Foam Boards White Foam Core Backing Boards, Silver Craft Knife with Protective Cap and 12 Inch Stainless Steel Ruler for Art Presentations Crafts Display Favors(White, Silver, 12 x 10 x 0.2