Woodland Scenics Rock Mold Weathered – WS-C1238 Make rocks where wind and water has battered the rock formations, such as water areas, deserts, canyons and more. Mold is flexible and reusable. Rocks range in size from smallest: 1 3/8″ L x 1″ W x 1/4″ H to largest: 6 1/8″ L x 4 3/8″ W x 1″ H This item is intended for modelling use and is not a toy. Actual product may vary slightly from the pictures shown.