Description: Package Including: You will get 4 replacement pool cleaner fine cartridge filter panels, efficiently filter leaves and other debris in the swimming pool and keep the pool clean.Replace Part: Fine cartridge filter, 9991432-R4 9991425-R4Fitment: The fine filter panels are suitable for Dolphin M400 M500 and other models of robotic pool cleaners.Premium Material: The pool cleaner filter are made of premium plastic and filter paper, sturdy and ensure a long time to use, easy to clean and maintain.Easy Installation: Directly replace the fine cartridge filter panels, easy to install. Specification: Product size: 27.5cmx13cm/10.83inchx5.12inchMaterial: Plastic filter paper Package Includes: 4 Pool Cleaner Filter Note: Please allow slightly errors due to manual measurement and different monitors.