Woodland Scenics 1201 Lightweight Hydrocal -- Dry - 1/2-Gallon 1.89L A Scale

Create the ideal terrain for your layout with this specially formulated Lightweight Hydrocal. It's almost half the weight of regular Hydrocal, covers nearly twice the area, and sets quickly while being tough. *Hydrocal is a product of U.S. Gypsum

To use this Lightweight Hydrocal, first, prepare your layout area. Mix the dry Hydrocal with an appropriate amount of water according to the instructions. Then, apply it to the desired parts of your terrain model. It sets quickly, so work efficiently. Make sure to wear gloves to avoid direct contact with the product. When storing, keep it in a dry place to prevent it from getting wet. If you notice any clumps in the dry Hydrocal, break them up gently before use. This will help you create a perfect terrain for your layout.