Usage Tips:and ,Made of high-quality materials, more durableExquisite and delicate, highly match with the equipmentHigh-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 pleated fiber filter,solid and durable,washable and reusable,last forplastic frame, 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. Flush the filter every 4-6 weeks for best performance.Compatible with: For Nautilus CC Plus, M4,M5,M400, M500, M200 , For Triton Plus ,For Wave 65 robot pool cleaners.( Not for Nautilus CC), M400, M500, Sigma, Odyssey, Oasis Z5i, Triton Plus (old), Aquarius XL, C3, C4.It's dimension is 10-1/2inch x 6-3/8inch.Name:Fine Filters ElementsPart Number: 9991432-R4Size:26.5 x 17.5 x 1.5cmColour:White & BlackMaterial:plastic Package Contents:14 * 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.