lt;stronggt;EPI950053lt;/stronggt;lt;BR/gt;Elmer s CFC-Free Polystyrene Foam Boardlt;BR/gt;Colored foam board accepts markers and can be screen printed or painted. White 3/16amp;quot; polystyrene core is CFC-free and cuts cleanly with an X-ACTO knife sold separately.. Art Board Type: Foam Materials: CFC-Free Polystyrene Foam Core Colors: Blue Surface/White Core.lt;BR/gt;lt;BR/gt;lt;stronggt;EPIE542lt;/stronggt;lt;BR/gt;Elmer s CFC-Free Polystyrene Foam Boardlt;BR/gt;Easy to use, easy to clean-up washable glue sticks are a favorite choice for teachers everywhere. Nontoxic so they re safe in the classroom and little hands. Dries clear. Adhesive Type: Stick Color Dried: Clear Color on Application: Clear Washable: Yes.