OPI Sheer Finish Nail Strengthener - 0.5 fl oz: Strengthening, Nail Care

Infused with vitamins A and E, Natural Nail Strengthener delivers stronger nails and helps prevent discoloration. Wear it alone or use it as a base coat under color to add muscle to your mani. How to use: Apply 2 coats before color as a base coat, or 2 coats on bare nails followed by an additional coat daily as a strengthener.