Description Designed with aquarium filter sponge sheet, this sponge pad features a thickened structure that boosts mechanical filtration. Its reusable water filter pad delivers crystal-clear water quality whether for freshwater or marine tanks, minimizing water changes and simplifying fish tank maintenance. Features -Color:Green -Material:Sponge -Size:27.00X17.50X2.00cm/10.61X6.88X0.79in -Enhanced filtration surface: the aquarium filter sponge sheet features a special texture, providing a larger contact area to efficiently trap debris and create a cleaner habitat for fish -Thicker, clearer water: our thickening sponge filter pad design offers mechanical filtration, ensuring clear water in your fish tank and reducing the frequency of filter maintenance -Versatile application: suitable for both freshwater and marine setups, this sponge filter media maintains consistent filtration performance, helping to balance aquarium in any environment -Effortless cleaning & longevity: the unique aquarium sponge is easy to clean and replace, retaining its effective filtration capabilities over time, making routine tank care simpler -Suitable fit: easily cut and adjust the sponge pad aquarium to your tank dimensions, ensuring seamless integration with your existing fish tank filter setup for optimal filtrationPackage list: 6 x aquarium sponges