Get stronger, thicker, more beautiful nails—no more cracking or splitting. Up to 5x stronger than any other nail hardener on the market, Rock Hard can be used as a base coat, top coat, or clear polish. Toluene and Formaldehyde free. 14ml.
Get stronger, thicker, more beautiful nails—no more cracking or splitting. Up to 5x stronger than any other nail hardener on the market, Rock Hard can be used as a base coat, top coat, or clear polish. Toluene and Formaldehyde free. 14ml.