4-Pack Shark Navigator Professional Vacuum Replacement Filters. Contains 3 Foam & Felt Filter + 1 HEPA Filter. 100% Compatible with Shark Navigator Professional Upright Vacuum NV70 NV71 NV80 NVC80C UV420 and Shark Rotator Professional XL Upright Vacuum NV90 NV95, replaces part XFF80 & XHF80. Made of high-strength and environmental protection material. Effectively refreshes the air you breathe by reducing micro particles, pet dander, fine dust, in the air, offering a more healthier life style. Washable & Reusable. Simply rinse with clean water and make sure they are completely air dried before reusing them. Simple, effective, keep your Shark healthy. Product description 3+1 Pack Shark Navigator Professional Filter Replacement Kit Fit Model: Shark Navigator Professional Upright Vacuum NV70. Shark Navigator DLX Upright Vacuum NV71. Shark Navigator Professional Upright Vacuum NV80. Shark Navigator Professional Upright Vacuum NVC80C. Shark Navigator Professional Upright Vacuum UV420. Shark Rotator Professional XL Upright Vacuum NV90. Shark Rotator Professional XL Upright Vacuum NV95. Replaces Part XFF80 XHF80. Tips: 1.Good quality, identical to the ones youll find with your Shark vacuum. 2.We recommend change your foam/felt filter every 3 months, and change your HEPA filter every 6 months, otherwise your vacuum will lose suction and won't clean efficiently. A new and clean Filter will make the Vacuum work well. 3.Washable and reusable, more economical. 4.Rinse them with clear water and let them COMPLETELY air-dry, and they are ready to be put back in the Shark. Package includes: 3 Pack Foam & Felt Filters Set 1 HEPA Filter