Elmer's black foam board with white core. Enhance your artwork, hobby, craft, and school projects with this bright and vibrant color. Lightweight but strong and rigid to resist denting and crushing. The resilient polystyrene core bounces back after cutting to keep the board uniform edge to edge. The smooth surface satisfies a wide range of mediums including markers and paint. Perfect for crafts, school projects, framing and mounting! CFC-free. BLACK on one side with WHITE CORE as shown in photo. Foam board size: 20" x 30" x 3/16". Pack of 10 sheets. Elmer's black foamboards are quality-made in the USA.