This hiding stone is a good cave for fish to breed, play and rest. Betta, shrimp, guppy, snail…will love it. Suitable for small fish, easy to clean, good for the proliferation of nitrifying bacteria which can help ¤ improve water. Ceramic material with granite pattern, safe and non-toxic to fish. No fading, no smell. No sharp or rough edges, no worries about scratching the fins. A nice piece of decor decorative, do it to create a natural and vivid environment for your aquarium.