Saphir - Nano Invulner Spray 250 ML
If you want to make your footwear withstand the worst weather you can imagine without worrying about how they will effect your shoes then this is the product for you. Simply spray your shoes from a distance of 12 inches and then let them rest for 30 minutes before wearing. Water will now bead off your shoes without leaving a mark. Each spray lasts about 4 months.