A larger bulk pack available for at Amazon CA , ideal for classrooms or large-scale presentations. Black Foam Boards
HAPINARY Foam Board Large 20x30cm 10pcs White Foam Core Poster Board for Crafts Diy Projects and Classroom Display Go to product viewer dialog for this item.
A full case for archival framing projects, priced at at Cimarron Frames . Large & Oversized Sheets
Mat Board Center Premium Black Foam Core Board - 24x36 Inches, 3/16" Thick - 10 Pack, Acid-Free - Ideal for Mounting, Crafts, Art, and Presentations Go to product viewer dialog for this item.
Available for at Michaels . These are pre-cut and resistant to denting.
A professional bulk option for plus shipping on Amazon CA . Acid-Free & Archival Boards