Aquarium Biochemical Filter Sponge, High-Density Black Filter Media for Fish Tank Purification

Material: High-density biochemical cotton provides superior filtration and purification for aquarium water.

Durability: Thickened filter media is designed for long-lasting use without shedding debris.

Efficiency: Effectively removes impurities, odors, and harmful substances, promoting a healthy aquatic environment.

Versatility: Suitable for various aquarium filter systems, including sumps and turnover boxes.

Maintenance: Easy to cut and clean, allowing for convenient replacement and upkeep.