Durr Lunos Prophylaxis Prophy-Ring Autoclavable (8) The Lunos Prophylaxis ring provides a simple way to apply the prophy paste for optimised handling. It can be positioned upright using the small feet when preparing the work tray to prevent the prophylaxis paste from leaking out. It can also be fully reprocessed and is ergonomically shaped with a flexible ring size so it will fit on any finger. > The innovative prophy paste container can be adapted to every method of working > Ergonomically shaped ring with flexible sizing for highest wearing comfort > The edge-free prophy paste container is particularly easy to clean after treatment > Autoclavable to 134°C