Xtreme Hardener base coat

Xtreme Nail Hardener works as a protective shield on your nails. This professional nail treatment is made of a special formula that makes your nails grow faster. In just one week, your nails will be visibly stronger, firmer and harder. The hardener protects your nails against splitting, turning brittle, and cracking. This base coat hardener is a professional nail treatment that protects and nourishes your nails and makes them beautiful, shiny and long. Just like the nails that you have always wanted.