OPI Nail Envy Formula - Original - 15ml.

Maximum strength nail strengthener in Original Formula.

OPI delivers strength with its range of Nail Envy natural nail strengtheners - the ultimate product for nails in need of treatment.

Made with hydrolysed Wheat Protein and Calcium to help nails grow harder, longer and stronger, OPI have developed six different Nail Envy strengtheners tailored to the needs of the individual.