API Crystal Bio-Chem Zorb Filter Cartridges for Aquarium, Size 30-9 Total (3 Packs with 3 Filters Each)
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9 Total Filter Cartridges(3 Packages with 3 Filters Each)API Crystal Bio-Chem Zorb Filter Cartridges for Aquarium, Size 30
Superior resins and activated carbon
Makes water clean and clear
Densely filled cartridge