Foam BoardLightweight but strong and sturdy to resist denting and crushing. Holographic surface adds extra sparkle and shine. Resilient polystyrene core bounces back after cutting to keep the board uniform edge to edge. Securely holds three-dimensional items. Perfect for crafts, school projects, signage, framing and mounting. Art Board Type: Foam; Material(s): Foam; Color(s): Holographic Silver.