The Nail Hardener 12ml from emmi®NAIL strengthens and hardens brittle nails to prevent tearing. The new, innovative formula gives soft nails more strength and makes them more resistant to external influences. The nails can grow back stronger and more beautiful. Easy and streak-free application. Brittle nails do not stop at men's hands either. Since the polish forms a naturally shiny protective layer, it is also suitable for men's manicures. ✔ Improves the appearance of your nails ✔ Strengthens brittle and fragile fingernails ✔ Reduces nail splitting ✔ Promotes healthy nail growth ✔ Apply to natural nails, air dries