- Durable Material: Our pond filter sponge is crafted from high-quality sponge material that maintains its shape after washing and withstands scrubbing, ensuring long-lasting performance. - Convenient Package: Each purchase includes one roll of fish pond foam filter, providing you with ample material for your filtration needs. - Efficient Filtration: Designed with high-density, thickened filter cotton, this aquarium filter pad promotes excellent water permeability, effectively trapping debris and improving water clarity. - Versatile Design: This aquarium filter media is suitable for both fish tanks and ponds, making it an ideal choice for various aquatic environments. Applications: 1. Fish Tanks: Ideal for maintaining a clean and healthy environment for your fish, this sponge filter pad helps reduce harmful toxins and keeps your aquarium water crystal clear. 2. Ponds: Perfect for outdoor pond filtration, it efficiently captures dirt and organic matter, promoting a balanced ecosystem for your aquatic plants and fish. Choose our pond filter sponge for reliable filtration that enhances the health and beauty of your aquatic spaces.