Ceramic Pipe Set Aquarium Ornament Breeding Cones Cave Decorations Cichlid Special design for the existence of middle bottom fish,Pleco,Corydoras...etc Design a natural living environment for the fish to shelter or to generate Use small thread to bundle the moss on the product constitute a nature living Specially made with ceramic material that possess filtration function for aquarium Note:Pictures color may look slightly different with product due to the light and the visual angle