Precast plaster and hand-painted. Each rock is unique. Use Creek Bed rocks to model dry creek beds or to set prior to pouring Realistic Water(TM), sold separately, for creeks, rivers and streams and other waterways. 31 rocks. 1-3/8 to 4"
 
Ready Rocks
Shelf Rocks
Faceted Rocks
Rock Faces
Rock Outcroppings
Surface Rocks
Creek Bed Rocks
Boulders