Foam Core Backing Board 3/16" White 24x36-5 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects
- ... · TOP QUALITY MATERIAL (ACID FREE) - polystyrene extruded foam laminated between two sheets of paper (acid free). Double sided, strong, rigid but amazingly lightweight..
- · 3/16 (5mm) inch thick, white color, hard. Smooth surface accepts screen printing, glue, paint or markers..