Mystical Mermaid Garden Sculpture. Cast in the traditional cast stone in the USA. From hundreds of individual scales to her flowing tresses, our solid cast stone mermaid statue is exceptionally detailed and seems wondrously alive. Our lush mermaid sculpture casts her legendary lure at garden's edge of your pond or pool. This heavyweight, quality statue is classic European garden art. The PVC pipe that is in the shell is 1". The inside diameter of the PVC pipe is 1".