.OPI Nature Strong is OPI's first natural origin nail lacquer, which lasts up to seven days of wear and shine.Use your natural origin nail polish shade with Nature Strong Top Coat for extended wear. Made in the USA. BENEFITS: 9-Free* and cruelty-free. *US Only. Plant-based ingredients sourced from nature. Long-lasting, high-shine finish. 30 original shades to choose from. HOW TO USE: Properly prep your natural nail to ensure natural origin nail polish adhesion. Shake natural origin nail polish shade of choice before application to properly mix pigment (this will help avoid streakiness!). Apply two thin coats to each nail. Brush some nail polish at the nail's free edge to capthe nails and help prevent chipping. Lastly, apply Nature Strong Top Coat for extra shine and pr