Fluval Betta Poly-Carb Cartridge, 4-Pack CatTreatsNutritionalConsideration_Grain free Aids Brain Function | Helps

Aids Brain Function | Helps support cognitive function with oil rich in DHA and EPA from wild-caught pollock

a highly porous ceramic filter medium that optimizes biological filtration for a healthy aquarium

blue - UV-C sterilization active

organic ingredients and vital nutrients to nourish your small pet the way nature intended

Fluval Betta Poly-Carb Cartridge, 4-Pack CatTreatsNutritionalConsideration_Grain free Aids Brain Function | HelpsSpecifically designed for the Fluval Betta Aquarium Kit (6 US Gal 22. 7 L model), the Betta Poly Carb Cartridge offers effective 2 in 1 mechanical and chemical filtration for clean and clear water. Mechanical and chemical filter media Carbon impregnated polyester cartridge Effectively traps fine debris and contaminants Removes harmful toxins, discolorations and odors For best results, replace every 2 4 weeks Convenient 4 pack format Size: 4 Pack