Key features

• •【Strong Filterability】3D structure, thicken fiber and density, achieve multiple filtering effect and increases the bacterium cultivation area.
• •【Function】Our aquarium filter sponge can remove chlorine from water, reduce ammonia nitrogen and nitrite content, balance PH.
• •【Improve Water Quality】Particle design, has excellent adsorption capacity, can purify water quality and remove odor. Create a healthy and comfortable environment for your fishes.
• •【Premium Material】Our aquarium filter cotton is made of high quality material, tough and durable, excellent water absorption, can filter the water impurities and cultivate nitrifying bacteria. Can be cut into different sizes as you need.
• •【Wide Application】Suitable for aquarium fish tank filtration. Fits for freshwater and marine water. Applicable for upper filter, built-in filter, waterfall filter etc.