A lightweight decorative artificial rock made of fiberglass-reinforced plastic for scenery construction, interior design, room designs, and shop-window displays. The hollow construction can cover sockets, transformers, pond pumps, or filters. It is delivered ready to stand and is suitable for outdoor use. The rock has a grey color with a natural color gradient; slight variations in dimensions, structure, and color may occur. Dimensions are 50 cm wide, 40 cm deep, and 44 cm high, with a weight of 3.75 kg.