ITEM NAME:50x50cm Yellow Biochemical Cotton Filter Foam Sponge f/Aquarium Fish Tank PondOS Features: 100% brand new and high quality Very suitable for using in freshwater and marine water Can be cut any sizes as your needed Lightweight & softness design Excellent water permeability A good item ensures your filtering effect. Cultivate the nitrifying bacteria for biological filtration Dense shape makes it effective to avoid residue Can be used again after cleaning Material: Sponge Color: Yellow Size: Approx. 50 x 50 x 2 cm/19.69 x 19.69 x 0.79 inch Package includes: 1 × filter biochemical cotton Note: 1.Please allow 0.5-1.0 inch differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, the item`s color might be slightly different from the pictures..Material: Sponge. Color: Yellow. Can be cut any sizes as your needed. Can be used again after cleaning. Size: Approx.
