Shark Navigator Upright Corded Bagless Vacuum for Carpet, Hard Floor, and Pet Cleaning with Swivel Steering and Large Dust Cup (NV22L), Lavender Never Loses Suction Technology Lightweight and Easy to Maneuver. Foam filters - Under normal usage, rinse and air-dry (for 24 hours) every 6 months.Felt filter - Under normal usage, rinse and air-dry (for 24 hours) every 12 months. Cyclonic chamber - Under normal usage, empty every 6 months Premium Pet Hair Cleaning Tools with Pet Power Brush Easy Access Extended Reach Wand and 5.5 inch crevice Large Capacity, Bottom Empty Dust Cup