Mayin rugby filter media can create your aquarium water super clean, just like only have air in the aquarium, and it can keep the water quality in very stable condition. Mayin rugby is porous sponge structure, it has strong electrostatic attraction that can absorb the heavy metal ion and harmful toxin in the water effectively, in the meanwhile, it can keep the magnesium ion and calcium of water stable, make the water cleaner, keep different kind of illness away from the fish and stay healthy.
