and high quality Made of high-quality materials for enhanced durability Exquisitely crafted to perfectly fit compatible equipment High-efficiency robotic cleaning filter effectively captures dirt, debris, leaves, dust, and diatoms to keep your swimming pool clean Durable plastic frame provides strong support for the filter layer and resists breakage during operation Washable and reusable design allows for long-term use; filters can last 2–3 years with proper maintenance For optimal performance, rinse the filter every 4–6 weeks Compatible with Dolphin Nautilus CC Plus, M4, M5, M400, M500, M200, Dolphin Triton Plus, and Dolphin Wave 65 robot pool cleaners Not compatible with Dolphin Nautilus CC Equivalent to model 9991432-R4 Color: Black and white Material: Plastic Dimensions: 26.5 x 17.5 x 1.5 cm Package includes: 4 x Ultra-Fine Filters Please note: The package includes only the items listed. Other products are not included Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement may vary by ±1–3 cm