The German Chemical Nail Hardener that everyone talks about. Prevents and corrects breakage and shedding of nails. With truly amazing results!

How to use:
Shake before use and apply to clean, dry nails. Apply a thin layer of Nail Hardener from the middle of the nail outwards (if you feel discomfort after a few minutes, remove the polish and start again only on the tips of the nails) let dry and then apply the colored polish that want . Repeat this procedure for your next 4-5 manicures. Then you can apply it all over the nail with a thin layer.

Avoid applying on the cuticle and skin.