· Betta fish tank accessories greate a natural and living environment for small shrimp and small shrimp love to go inside this and hide or to sleep.· Aquarium cave made from ceramic material which could filtrate the water,natural color of the ceramic without paints.· Beetle house offer the natural environment feeling and It is vividly and color detailed to add lively life to your tank.· Breeding cave provides shelter, hiding spots, entertainment venues for small shrimp.· Use the simple method decorate and maintenance your aquarium, change your aquarium into a beautiful scenery.