Polystyrene extruded foam laminated between two sheets of paper to form a lightweight but strong and rigid surface. Ideal for crafts, school projects, framing, mounting, displays, posters and exhibits. Easy-to-cut sheets have a smooth surface, and accept a wide range of media including paints. Sheets are 3/16" thick. Acid free. Pack of 25. Measures 20" x 30".

• White foam board, lightweight but strong and rigid surface
• 3/16" thick
• Sheets are easy to cut
• Ideal for crafts, framing, mounting displays, exhibits, and school projects
• Acid Free