MeowMart 50x50cm Fish Tank Filter Sponge Reusable Biochemical Cotton Bio-sponge Water Filtration Accessory

Features： Premium Imported Biochemical Rattan MaterialCrafted from imported biochemical rattan, ensuring high quality and reliability for aquatic use. The material is designed to meet the specific needs of aquarium water purification. Long Lifespan & DurabilityBoasts a service life of over 5 years, offering long-term value without frequent replacement. Washable design allows repeated use, maintaining performance through regular cleaning. Water Quality ImprovementActs as an excellent breeding bed for nitrifying bacteria, which are key to breaking down waste and feed residues in aquariums, fish ponds, or fish farms. Effectively purifies water to create a healthy aquatic environment. Universal Compatibility & CustomizableSuitable for both saltwater and freshwater tanks, adapting to different aquatic setups. Can be easily cut with a utility knife, allowing customization to fit various tank sizes and filter systems. Product Descriptions : Made up with import Biochemical Rattan MaterialMore than 5 Years Service Life TimeWashable and DurableDecomposition of the waste and feed residue in the aquarium / fish pond / fish farmSuitable for every salt water and fresh water tanksImproving water quality as it is great breeding bed for nitrifying bacteriaCan cut by using utility knife  Size : 50X50X4 CM / 50X40X4 CM  package included:1* filter cotton Please Note:1. Due to the light and screen setting difference, the items color may be slightly different from the pictures.2. Please allow slight dimension difference due to different manual measurement.3. Please confirm the size clearly before buying.