Treat your nails like a pro: this self-care product is clinically proven * effective against the fungi that cause lime nails. The Mycosan Kalknagel Treatment Set (5ml) consists of the unique precision brush, 10 nail files and a treatment schedule for optimum results. The unique precision brush ensures the correct dosage. You also get to hard-to-reach places, such as under the (loose) nail. The Mycosan Kalknagel Treatment Set is carefully composed and therefore also suitable for diabetics and children from 4 years.