OPI Nature Strong is OPI's first natural origin nail lacquer which is the kindest and purest formulation yet. The highly pigmented vegan formula contains no animal derived ingredients and up to 75. 6% natural origin ingredients. With no compromise on colour quality or wear time, Nature Strong comes in 30 original, bold, shades providing a classic nail lacquer wear, with colour and shine that last for up to 7 days. Enjoy beautiful looking nails with long-lasting, high-shine finish, naturally. In efforts for a more sustainable packaging, the Nature Strong cap and bottle are made with 20% post consumer recycled materials. Use your natural nail polish shade with Nature Strong Top Coat for extended wear. Made in the USA.