DescriptionWhen using fish breeder tanks net, it is necessary to put stones in the large-aperture isolation net and the small-aperture isolation net, so that the isolation net can be opened to the maximum and the fish have more room for movement.Features- Color: As shown. - Ring Color: Random.- Material: Mesh cloth.- The large aperture fish breeder tank net is placed in the middle of Fish Isolation Box with the small aperture net.- The female fish that is big with baby should be placed in aquarium fish tank breeder with the large aperture net.- When the female fish gives birth, the small fish can swim to the small-aperture mesh breeder box through the large-aperture mesh.- In this case, the female fish will not be able to eat the cubs in the small aperture net.- If only a few female fish are used in the aquarium, the large-aperture isolation nets can be used separately for those females to be produced in the aquarium.