Sally Hansen's new Repair + Rescue Super Strength Defense will instantly fortify and is clinically and consumer tested to strengthen fragile nails in just 1 week*. This strengthener, containing Amethyst, imparts a flexible, protective barrier onto the nails, helping nails feel harder, stronger, and resistant to breakage while enhancing the nail's natural appearance.

Fortifies nails and makes them resistant to breakage for healthy, strong looking nails. Clinically proven to make nails stronger in 1 week.