2 triangle shaped thinlayered felt top filters Do not operate the vacuum with wet filters! Compatible with Shark Navigator Lift Away models UV540, NV391, NV390, NV350, NV351, NV352, NV355, NV356, NV356E, NV357, NV358, CU500, CU510, ZU503AMZ. HonestBaby 5-Pack Waffle Henley Long Sleeve Shirts 100% Organic Cotton for Infant Baby and Toddler Boys , Unisex 713 $3999 Save $20.00 with coupon (some sizes/colors 1 x Hepa filter, 1 x foam filter, 1 x felt filter from Qwick a premium replacement for your Shark Vacuum Navigator Lift-Away Professional Deluxe Upright... HQRP 4-Pack Pre-Motor Filter Kit compatible with Shark The package contains: 2 HEPA filters HQRP® 2-pack Filter Kit (2 HEPA Filters + 2x Pre-Motor Filters); Shark Lift Away Vacuum Filter Replacement Filters For Shark Navigator Lift-Away Upright Vacuum CU500,NV350,NV350A_26,CU520 Shark Filters For Vacuum Cleaner Filters are washable and reusable. Make sure they are dry before re-installing. Compatible with Shark Navigator NV350, NV350_26, NV350A_26, NV350E, NV350Q, NV350T, NV350W, NV350W_N, NV350WC, NV351, NV351C, NV352, NV352C, NV352CFS, NV352E, NV352Q, NV354C, NV355C, NV355CFS, NV356K, NV356Q, NV357, NV358, UV540; Pro Professional NV390, NV391, NV355, NV356E, NV370, NV370_26, NV391C, UV541CCO; Pet UV500WM; DLX Deluxe NV360, NV360K, NV361BK, NV361PR, UV440, UV440CCO, UV440CCOFS, UV490CCO, XL UV550; Navigator Lift-Away CU500, CU510, ZU503AMZ Upright Vacuum Cleaners. HQRP Filter Kit Replacement for Shark XHF350 / XFF350 Compatible with Shark Navigator UV540 NV358 NV391 NV390 CU500 Series Lift-Away Professional Upright Vacuum Cleaners. Post-motor HEPA filter is H13 filtration class and retains 99.97% of particles down to 0.3 micron.