Features: Keep your pool sparkling clean with the RCX70101 filter for robot pool cleaner. Made of high-quality plastic, this filter ensures durability and long-lasting performances. The Filter Cartridges are designed to filter more particles for improved pool filtration. It is highly recommended to change seasonally or yearly, depending on location and/or debris load. Whether you have a small residential pool or a large commercial one, this filter is suitable for various pool sizes and types, providing thorough cleaning and filtration. Say goodbye to manual pool cleaning and enjoy more time relaxing by the poolside with the help of the RCX70101 filter. Specifications: Material:Plastic Size:Approx.29.2x16.9x1.2cm/11.49x6.65x0.47inch Quantity:1pcs/2pcs/4pcs For RC9990GR RC36000QC RC9950 RC9952 RC9742 RC4702 W3RC9740Cub SharkvacRC9740 AquavacRobot HaywardRobotic Package Includes: 1pcs Robotic Pool Cleaner Filter or 2pcs Robotic Pool Cleaner Filter or 4pcs Robotic Pool Cleaner Filter note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.