Related Clues:

• Glider wood
• Model airplane wood
• Corkwood
• Modeling material
• Lightweight wood
• Modeling wood
• Model's makeup, maybe
• Raft material
• It's model material
• Tree similar to a cottonwood
• Kon-Tiki material
• Model wood for airplanes
• The tiniest bit
• Modeler's wood
• Raft material, perhaps