Features: Efficient filter cotton that can be reused, purifyings water and maintaining cleanliness in your fishtanks. For fish enthusiasts concerned about their Aquariums water quality, ensuring a healthy environment. Suitable for various fishtanks environment such as household, office, and fishshops. Keep pet fish happy with this filter cotton, great to provide effective filtration for your fishtanks. Enjoy a cleaner and healthy fishtanks with this reusable filter cotton bag, perfect for fishowners who value water quality. Specifications: Product Dimension: As pictures shown Material: Fabric Style Option: 5 option style as pictures shown,please select your preference Package Includes: 1x Aquariums Filter Cotton Bag note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actualcolor of the item.