and high quality,Made of high-quality materials, more durable Exquisite and delicate, highly match with the equipment High-efficiency robotic cleaning filter removes dirt and debris from the swimming pool, such as leaves, dust and diatoms. It makes your swimming pool spotless. plastic frame, more durable. At the time it can firmly support the filter layer and prevent it from breaking during operation. Washable and reusable, these filters can last 2-3 years if used properly. Flush the filter 4-6 weeks for performance. with: For Dolphin CC Plus, ,M5,M400, M500, M200 , For Dolphin Triton Plus ,For Dolphin Wave 65 robot pool cleaners.(NOT for CC) The as the 9991432-R4. Colour:Black+white Material:plastic Size:26.5 x 17.5 x 1.5cm Package Contents: 4 * Ultra-Fine Filters Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.