Nail Hardner

The ultimate nail hardener for severely weakened, thin, soft, brittle nails that easily break, chip, flake, and split

Strengthens and Protects Treat your brittle, fragile and splitting nails and strengthen their structure. For best results, use every other day as a base coat for two weeks. Apply it...

Description By using the hardener, nails become iron-strong in no time at all. Follow the course up to 4 times a year. Beautifully long nails are possible for everyone! Herôme...

Samoa Nail SOS Nail Hardener is a treatment for severely damaged nails.  You apply 1 coat, wait for it to dry (30sec) and another one.

Nail En Force Nail Strengthener is a strengthener for soft and weak nails, can be used as a base coat and to coat, or alone

Pastel Professional Nail Hardener with Keratin neutralizes the keratin deficiency in weak nails and provides a healthy look. The nails are 95% keratin and so this product is the ideal...

The nail hardener treatment is loaded with the right proteins in order to encourage healthy nail growth. The treatment protein and the natural nails react together to produce tougher nails...