Key Features Provides extra fine filtration for crystal clear water. Removes harsh particles, polishing the water. Soft filter wool/ floss. Easy to add what amount is needed Each bag has Approx 200g of polywool Can be used in Ponds and Aquarium filter systems Pack of 5 (1000g Total) A fine wool media suitable for use in any filter - provides extra fine filtration for crystal clear water. Can be used in all types of filters, both fresh and saltwater aquariums. The Filter wool has no chemicals making it safe for fish.
