AZOO Active Filter Media 4 in 1 Aquarium Filter Media

400 times effective surface and decomposition rate than bio-filter ring

Improves water quality to enhance the health and vitality of aquarium fish

Promotes pristine aquarium conditions

Detoxifies free radicals, promoting good fish metabolism

All these 4 active media are in 12 numbers each and is best suitable for aquarium upto 200 liters