The Saim Ceramic Jar Aquarium Decorations Fish Tank Cichlid Cave Breeding Cones Cave for Betta Fish Amano Shrimp Cichlid Bonsai to Play, Hide and Rest – Black is a specially designed ceramic jar that provides a natural and living environment for fish. The black ceramic jar features a lid with a silicone seal which protects the contents from evaporation and leakage. The top of the ceramic jar is flat and features a removable filter screen. The interior of the ceramic jar is divided into two compartments: one compartment is for fish and the other compartment is for aquatic plants. The front of the ceramic jar has a white plastic profile which adds aesthetic appeal to the aquarium.