Woodland Scenics Foam Markers, Red/Black (2 each)

Subterrain Lightweight Layout System®.Woodland Scenics has simplified the process. Build a layout fast and easy. SubTerrain is the most innovative foam system for building model train layouts. The revolutionary, high-density foam components of the SubTerrain System are extremely lightweight and easy to use. They require no expensive power tools, there is no dusty mess, no complicated calculations required and most importantly, no experience is necessary.