100% . Made of high-quality materials, more exquisite and delicate, highly compatible 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. ABS plastic frame with pleated fiber filter, solid, washable, and reusable. Durable plastic frame provides strong support for the filter layer and prevents it from breaking during operation. Washable and reusable; these filters can last 2-3 years if used properly. Flush the filter every 4-6 weeks for best performance. Compatible with: Dolphin CC Plus, M5, M400, M500, M200, Dolphin Triton Plus, Dolphin Wave 65 robot pool cleaners (not for CC), Z5i, Triton Plus (old), XL, C3, C4. Dimensions: 10-1/2 inch x 6-3/8 inch (26.5 x 17.5 x 1.5 cm). Name: Fine Filters Elements. Part Number: 9991432-R4. Size: 26.5 x 17.5 x 1.5 cm. Color: White & Black. Material: Plastic. Package Contents: 4 x Ultra-Fine Filters, 1 x Cleaning Brush. 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 to appear slightly different from the actual item. Measurement allows an error of +/- 1-3 cm.