2 sets Shark Rocket HV300 replacement filters, XFFV300 2 Sets Foam & Felt Filters (Total 6 pc filters) for Shark Rocket HV300, 300W and HV310 Washable, reusable and perfect for keeping your home fresh, clean and allergy free. Replaces Part # XFFV300 100% Compatibility Guarantee or your money back IMPORTANT make sure that both filters are 100% completely air dried before reusing them in your vacuum to avoid permanent damage to your vacuum.