Use this mold to make big rocks, used at quarry sites, mining operations, road cuts and more. Mold is flexible and reusable.
Tray measures: 5 in x 7 in (12.7 cm x 17.7 cm)
Rocks range in size from smallest: 1/4" L x 3/8" W x 3/8" H to largest: 1 1/4" L x 3/4" W x 3/8" H