Dadabig 20Pcs Aquarium Filter Bags, Media Mesh Filter Bags Reusable Net Fish Tank Filter Bag with Zipper for Activated Carbon and Ammonia Remover, White and Black

【Strong Filtering Capacity】Aquarium filter bags help you filter impurities in your aquarium, prevent bacterial growth and make your aquarium clean, provide a better environment for aquatic life. 【Suitable Size】Bag size is 20*14.5cm, mesh holes diameter is 1mm. Small mesh giving maximum filtration. Suitable for bio-balls, activated carbon, ceramic rings and ammonia remover. 【Premium Material】Media mesh filter bags are made of quality polyester and plastic with zipper, durable and reusable, easy to clean old media out and refill. 【Widely Use】Perfect for aquarium, garden and pond, with activated carbon, bio-ball, zeolite, pellets, gravel, ceramic rings, ammonia remover or any other aquarium filter media. 【Package Include】Package comes with 20pcs aquarium filter bags in black and white, each color for 10 pieces, sufficient to use and replace.