This Infinite Shine Prostay Primer Base Coat by OPI provides you with the best foundation for your nail polish. Using this base coat prevents discoloration of the nails and gives you the most unique adhesion, making the nail polish color itself more durable. Use this base coat to achieve the best results with your nail polish, enhancing its longevity and shine. Application: - Apply a layer of this Infinite Shine Prostay Primer base coat. - Allow it to dry. - Then you can apply any colored nail polish. - For best results, use an OPI nail polish. Benefits: - OPI Infinite Shine Prostay Primer base coat - Excellent foundation for your nail polish - Prevents discoloration of your nails - Provides optimal adhesion - Ensures good durability of your colored nail polish - Offers better shine - Easy to use - Easy to remove.