Saphire Medaille d’Or super invulner spray is a highly concentrated water repellent containing fluorinated resin. It protects against rain, snow, dirt, grease, food, and drink stains. Formulated without silicone, it contains a non-aggressive and non-greasy solvent to avoid damaging or discoloring fragile surfaces. It is suitable for use on the most expensive and delicate materials such as Nappa and silk.