OPI's iconic nail strengthener with a new vegan formula is now with vitamin A, E, and C, Biotin and Calcium.

Our iconic nail strengthener now features Tri-Flex Technology to strengthen and protect nails against chipping, peeling, and splitting. The result? Healthy-looking, beautiful nails.

Benefits: Nails are 95% stronger in 1 week. 9-Free.

Suggested Use: All OPI Nail Envy products can be used as a stand alone treatment or as a nail polish base coat alternative.