Features: Keep your fishtanks water clean with this filter pad for the bottom. Suitable for various size of fishtanks, maintain filter pad is great for any fish owner. Perfect for fish enthusiasts, pet store, home breeders who want to maintain a healthy environment for their fish. Suitable for use indoor, office, or pet store fishtanks, providing effective filtration for great underwaters habitat. Ensure water quality in your fishtanks with this reliable and filter pad for the bottom. Specifications: Product Dimension: Appr. 20x26cm/7.87x10.23inch Material: Plastic ColorOption: WhiteColor/Blue/RedColor/Black Quantity: 5pieces/set Package Includes: 1 Set Aquariums Filter Dividers(5pieces) 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.