The Shop-Vac 9013700 reusable filters for dry pick up.
Shopvac part 9013700 (901-37-00, 90137).
3 filters in a pack.
Made for the Shop-Vac 1 x 1, HangUp Vac, AllAround, Original Series, Ultra Pump, Ultra Pro Series, QSP Series, QSP Plus, QSP Pro, QPV Pump, Blower, Ultra Blower, Quiet Series, Quiet Plus, or Quiet Deluxe