OPI Nail Envy - Nail Strengthener Tri-Flex Technology New Formula - 0.5oz

Provides maximum strengthening with biotin, and calcium, vitamin A, C, and E for harder, longer, stronger, natural nails!

• Ideal for weak, damaged nails.

• Added calcium and protein builds manicure-ready nails that are harder, longer and stronger than ever before.

Instructions: All Nail Envy nail strengthener products can be used as a stand-alone treatment or as a base coat alternative underneath your favorite OPI Nail Lacquer.