Foam Core Backing Board 3/8 White 16x20- 25 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School

Our Heavy Duty 3/8” (10 mm) White Foam Board or Foam core is a very strong, lightweight and easily cut material used as backing boards for artwork

Foam Core Backing Board 3/16 White 8.5x11- 50 Pack. Many Sizes

20 Pack Foam Board 16 x 20 x 3/16 White Poster Board

Foam Board 16 x 20 x 3/16 - Premium 12 Pack - White

CreGear Foam Board 16 x 20 x 3/16, 15 Pack White

Blue Summit Supplies Double Neon Poster Board, 9 x 12 Inch Small

Foam Core Backing Board 3/16 White 24x48- 25 Pack. Many Sizes

16x20 Mat Board 16 X 20 Picture Frame Matboard for Any Size Photo

Blue Summit Supplies Double Neon Poster Board, 9 x 12 Inch Small

Self-stick Adhesive Foam Boards 24x36 (25) : Office

20 Pack Foam Board 16 x 20 x 3/16 White Poster Board