Designed for shark navigator pet plus nv150, nv251, nv255 and zero-m self-cleaning brushroll pet pro zu62, zu62c, zu60 upright vacuums. compare part # 1238ft60 & 1239ft60. Package contains 2 H12 efficiency HEPA filters + 4 foam filters with 60 PPI density + 4 felt filters with textured surface. Our shark filters are made of high strength eco-friendly material, which effectively improves the cleaning performance and powerful suction power of the vacuum cleaner. These replacement filters is washable and reusable, clean it by hand washing it in water and let it air dry completely before reusing it. To maintain optimal performance and extend the life of your Shark vacuum cleaner. It is recommended to replace the foam and felt filters every 3 months and the HEPA filter every 6 months. If you have any questions, please feel free to contact us. We are committed to providing the best after-sales service for our customers. We will solve your problem within 24 hours. 6 Foam Filter + 2 HEPA Filter Replacement for Shark ZU62 ZU60 NV255 NV150 NV251 NV151 Navigator Rotator Pet Pro Upright Vacuum Part 1238FT60 1239FT60