Aquarium Equipment -Aquarium Pond Filter Foam Filter Highlights Brand Generic Aquarium Pond Filter Foam Filter Description: Brand new and high quality. Excellent water permeability. Can be used again after cleaning. Can be cut any size as you need. Suitable for use in fresh and marine waters. Cultivate nitrifying bacteria for biological filtration. Provides good biochemical and physical filtration effects. It is suitable for the filtration of aquariums and fish ponds. Mainly used for physical filtration and biochemical filtration. Material: Cotton, Color: White, Size: Approx. 100x13.5x3cm/39.37x5.31x1.18inch Package includes: 1 filter sponge Note: Since the above size is measured by hand, the size of the actual item may be slightly different from the above size. Due to lighting effects, monitor settings etc. There could be a slight difference in the color tone of the pictures and the actual item.