Rock Faces Learning KitModelers learn to make, install and color realistic rock formations. The kit contains illustrated instructions, a heavy-duty rubber rock mold and enough of the following products to finish four to five rocks: Lightweight Hydrocal*, Plaster Cloth and Earth Colors Liquid Pigment.

*Hydrocal is a registered trademark of U.S. GypsumINCLUDES1 Rock mold
1 qt (946 mL) Lightweight Hydrocal
0.16 fl oz (4.73 mL) each Earth Colors Liquid Pigment (yellow ocher, burnt umber, black)
2ft2 (18.5 dm2) Plaster Cloth
1 Foam applicator
1 Stir stick