This is the
Woodland Scenics Shaper Sheet, 9" x 72" WOOC1178
Use this unique material to model all types of terrain. The strong, pliable sheet can be shaped and reshaped to create any level of detail, and it holds its form without any understructure. This material is formulated to mechanically bond with the plaster to create a thin, hard shell ready for landscaping. Ideal for layouts, backdrops, dioramas, displays and arts & crafts.
1 Roll/pkg - 9 in w x 72 in l, 4.5 ft2 (22.8 cm x 182 cm 41.8 dm2)