General description 100% brand new and high quality, these ultra-fine filters are made of high-quality materials, ensuring exquisite and delicate performance. They are designed to perfectly match with compatible equipment, providing high-efficiency robotic cleaning that removes dirt and debris from the pool, such as leaves, dust, and diatoms, making your pool spotless. The plastic frame firmly supports the filter layer, preventing breakage during operation. These filters are washable and reusable, lasting 2-3 years with proper use. Technical specifications Color: Black + White Material: Plastic Size: 26.5 x 17.5 x 1.5 cm Package Contents: 8 Ultra-fine Filters Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with Dolphin CC Plus, M5, M400, M500, M200 Compatible with Dolphin Triton Plus Compatible with Dolphin Wave 65 Robotic Pool Cleaners Not compatible with Dolphin CC Usage For best performance, rinse the filter every 4 to 6 weeks.