Iron Strength Hardening Nail Polish
The innovative and vegan nail polish range strengthens the nails thanks to powerful minerals. The mineral complex contains zinc, magnesium, silicon, iron and copper. 82 percent of consumers confirm that their nails have hardened within a week and break less. Here's how it works: Apply two thin layers, gently remove them after three to four days and reapply. Repeat the application for at least one week for gorgeous, stronger nails.