Product description：
1. It is suitable for fish such as short bream, cichlids, and curly shellfish to breed and lay eggs only for rest.
2. Cichlidae fish shelter.
3. It is specially made of delicate resin material and has the function of filtering and purifying water quality.
4. It can be free match, as an ecological decoration in the cylinder.
5. Highly simulated, close to nature, and imitation of cobblestones on the surface.