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 , more durable. At the same 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. the filter 4-6 weeks for best performance.Compatible with: For Dolphin CC Plus, ,,M400, M500, M200 , For Dolphin Triton Plus ,For Dolphin Wave 65 robot pool cleaners.(NOT for CC) The same as the model 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 cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.