OPI Nature Strong is a natural nail polish with an innovative formula of up to 75.6% plant- and mineral-based ingredients and 84% organic origin.It is a Vegan product (certified by the strict standards of the Vegan Society). 30 brand new shades inspired by nature whose formula is designed to be  alone or with a top coat (without the use of a base coat) without staining the nails! Two coats of colour guarantee up to 7 days' lasting shine that will not dull or fade. Easy application and quick air-drying, it can be removed with a normal remover. The top coat provides additional shine and sealing and contains 65% naturally derived ingredients.